diff --git a/index.html b/index.html
index f6af6fa1..3946bd0f 100644
--- a/index.html
+++ b/index.html
@@ -6,9 +6,9 @@
   <meta content="ED" name="w3c-status">
   <link href="https://www.w3.org/StyleSheets/TR/2021/W3C-ED" rel="stylesheet">
   <link href="https://www.w3.org/2008/site/images/favicon.ico" rel="icon">
-  <meta content="Bikeshed version d6f2d6445, updated Tue Jan 17 11:25:25 2023 -0800" name="generator">
+  <meta content="Bikeshed version d9bd89757, updated Thu Mar 23 10:06:53 2023 -0700" name="generator">
   <link href="https://www.w3.org/TR/permissions-policy/" rel="canonical">
-  <meta content="f909827808f30fe203977b64e2556ef02c0cec25" name="document-revision">
+  <meta content="b363be8b113ed980b0449945483920bf1a19bac3" name="document-revision">
 <style>
   .unstable::before {
     content: "This section is not stable.";
@@ -26,7 +26,6 @@
  }
 </style>
 <style>/* style-autolinks */
-
 .css.css, .property.property, .descriptor.descriptor {
     color: var(--a-normal-text);
     font-size: inherit;
@@ -86,7 +85,8 @@
 
 [data-link-type=biblio] {
     white-space: pre;
-}</style>
+}
+</style>
 <style>/* style-colors */
 
 /* Any --*-text not paired with a --*-bg is assumed to have a transparent bg */
@@ -195,9 +195,9 @@
     --outdated-shadow: red;
 
     --editedrec-bg: darkorange;
-}</style>
+}
+</style>
 <style>/* style-counters */
-
 body {
     counter-reset: example figure issue;
 }
@@ -224,9 +224,9 @@
 }
 figcaption:not(.no-marker)::before {
     content: "Figure " counter(figure) " ";
-}</style>
+}
+</style>
 <style>/* style-dfn-panel */
-
 :root {
     --dfnpanel-bg: #ddd;
     --dfnpanel-text: var(--text);
@@ -234,10 +234,10 @@
 .dfn-panel {
     position: absolute;
     z-index: 35;
-    height: auto;
-    width: -webkit-fit-content;
-    width: fit-content;
+    width: 20em;
+    min-width: min-content;
     max-width: 300px;
+    height: auto;
     max-height: 500px;
     overflow: auto;
     padding: 0.5em 0.75em;
@@ -245,6 +245,7 @@
     background: var(--dfnpanel-bg);
     color: var(--dfnpanel-text);
     border: outset 0.2em;
+    white-space: normal; /* in case it's moved into a pre */
 }
 .dfn-panel:not(.on) { display: none; }
 .dfn-panel * { margin: 0; padding: 0; text-indent: 0; }
@@ -267,7 +268,6 @@
 .dfn-paneled { cursor: pointer; }
 </style>
 <style>/* style-issues */
-
 a[href].issue-return {
     float: right;
     float: inline-end;
@@ -277,7 +277,6 @@
 }
 </style>
 <style>/* style-md-lists */
-
 /* This is a weird hack for me not yet following the commonmark spec
    regarding paragraph and lists. */
 [data-md] > :first-child {
@@ -285,69 +284,62 @@
 }
 [data-md] > :last-child {
     margin-bottom: 0;
-}</style>
-<style>/* style-mdn-anno */
-@media (max-width: 767px) {
-	.mdn-anno {
-		opacity: .1;
-	}
 }
+</style>
+<style>/* style-mdn-anno */
 :root {
 	--mdn-bg: #EEE;
 	--mdn-shadow: #999;
 	--mdn-nosupport-text: #ccc;
 }
 .mdn-anno {
-	font: 1em sans-serif;
-	padding: 0.3em;
-	position: absolute;
-	z-index: 8;
-	right: 0.3em;
 	background: var(--mdn-bg, #EEE);
-	color: var(--text, black);
+	border-radius: .25em;
 	box-shadow: 0 0 3px var(--mdn-shadow, #999);
-	overflow: hidden;
-	border-collapse: initial;
-	border-spacing: initial;
-	min-width: 9em;
+	color: var(--text, black);
+	font: 1em sans-serif;
+	hyphens: none;
 	max-width: min-content;
+	overflow: hidden;
+	padding: 0.2em;
+	position: absolute;
+	right: 0.3em;
+	top: auto;
 	white-space: nowrap;
 	word-wrap: normal;
-	hyphens: none;
-	border-radius: .25em;
+	z-index: 8;
 }
-.mdn-anno:not(.wrapped) {
-	opacity: 1;
-	z-index: 9;
+.mdn-anno.unpositioned {
+	display: none;
 }
-.mdn-anno.wrapped {
-	min-width: 0;
+.mdn-anno.overlapping-main {
+	opacity: .2;
+	transition: opacity .1s;
 }
-.mdn-anno.wrapped > :not(button) {
-	display: none;
+.mdn-anno[open] {
+	opacity: 1;
+	z-index: 9;
+	min-width: 9em;
 }
 .mdn-anno:hover {
+	opacity: 1;
 	outline: var(--text, black) 1px solid;
 }
-.mdn-anno > .mdn-anno-btn {
+.mdn-anno > summary {
+	font-weight: normal;
+	text-align: right;
 	cursor: pointer;
-	border: none;
-	color: #000;
-	background: transparent;
-	margin: -8px;
-	float: right;
-	padding: 10px 8px 8px 8px;
-	outline: none;
-}
-.mdn-anno > .mdn-anno-btn > .less-than-two-engines-flag {
+	display: block;
+}
+.mdn-anno > summary > .less-than-two-engines-flag {
 	color: red;
 	padding-right: 2px;
 }
-.mdn-anno > .mdn-anno-btn > .all-engines-flag {
+.mdn-anno > summary > .all-engines-flag {
 	color: green;
 	padding-right: 2px;
 }
-.mdn-anno > .mdn-anno-btn > span {
+.mdn-anno > summary > span {
 	color: #fff;
 	background-color: #000;
 	font-weight: normal;
@@ -754,6 +746,7 @@
        which is quite common in practice... */
     img { background: white; }
 }
+
 @media (prefers-color-scheme: dark) {
     :root {
         --selflink-text: black;
@@ -767,7 +760,8 @@
         --dfnpanel-bg: #222;
         --dfnpanel-text: var(--text);
     }
-}@media (prefers-color-scheme: dark) {
+}
+@media (prefers-color-scheme: dark) {
 	:root {
 		--mdn-bg: #222;
 		--mdn-shadow: #444;
@@ -841,7 +835,7 @@
   <div class="head">
    <p data-fill-with="logo"><a class="logo" href="https://www.w3.org/"> <img alt="W3C" height="48" src="https://www.w3.org/StyleSheets/TR/2021/logos/W3C" width="72"> </a> </p>
    <h1 class="p-name no-ref" id="title">Permissions Policy</h1>
-   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2023-01-21">21 January 2023</time></p>
+   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2023-04-01">1 April 2023</time></p>
    <details open>
     <summary>More details about this document</summary>
     <div data-fill-with="spec-metadata">
@@ -947,13 +941,12 @@ <h2 class="no-num no-toc no-ref" id="contents">Table of Contents</h2>
       <li><a href="#algo-construct-policy"><span class="secno">9.2</span> <span class="content"><span>Construct policy from dictionary and origin</span></span></a>
       <li><a href="#algo-parse-policy-directive"><span class="secno">9.3</span> <span class="content"><span>Parse policy directive</span></span></a>
       <li><a href="#algo-process-policy-attributes"><span class="secno">9.4</span> <span class="content"><span>Process permissions policy attributes</span></span></a>
-      <li><a href="#algo-create-for-browsingcontext"><span class="secno">9.5</span> <span class="content"><span>Create a Permissions Policy for a browsing context</span></span></a>
-      <li><a href="#algo-create-from-response"><span class="secno">9.6</span> <span class="content"><span>Create a Permissions Policy for a browsing context from response</span></span></a>
-      <li><a href="#algo-define-inherited-policy"><span class="secno">9.7</span> <span class="content"><span>Define an inherited policy for feature in browsing context</span></span></a>
-      <li><a href="#algo-define-inherited-policy-in-container"><span class="secno">9.8</span> <span class="content"><span>Define an inherited policy for feature in container at origin</span></span></a>
-      <li><a href="#algo-is-feature-enabled"><span class="secno">9.9</span> <span class="content"><span>Is feature enabled in document for origin?</span></span></a>
-      <li><a href="#algo-report-permissions-policy-violation"><span class="secno">9.10</span> <span class="content"><span>Generate report for violation of permissions policy on settings</span></span></a>
-      <li><a href="#algo-should-request-be-allowed-to-use-feature"><span class="secno">9.11</span> <span class="content"><span>Should request be allowed to use feature?</span></span></a>
+      <li><a href="#algo-create-for-navigable"><span class="secno">9.5</span> <span class="content"><span>Create a Permissions Policy for a navigable</span></span></a>
+      <li><a href="#algo-create-from-response"><span class="secno">9.6</span> <span class="content"><span>Create a Permissions Policy for a navigable from response</span></span></a>
+      <li><a href="#algo-define-inherited-policy-in-container"><span class="secno">9.7</span> <span class="content"><span>Define an inherited policy for feature in container at origin</span></span></a>
+      <li><a href="#algo-is-feature-enabled"><span class="secno">9.8</span> <span class="content"><span>Is feature enabled in document for origin?</span></span></a>
+      <li><a href="#algo-report-permissions-policy-violation"><span class="secno">9.9</span> <span class="content"><span>Generate report for violation of permissions policy on settings</span></span></a>
+      <li><a href="#algo-should-request-be-allowed-to-use-feature"><span class="secno">9.10</span> <span class="content"><span>Should request be allowed to use feature?</span></span></a>
      </ol>
     <li><a href="#iana-considerations"><span class="secno">10</span> <span class="content">IANA Considerations</span></a>
     <li>
@@ -1041,14 +1034,14 @@ <h2 class="heading settled" data-level="2" id="examples"><span class="secno">2.
      <p>Iframe attributes can selectively enable features in certain frames, and
     not in others, even if those contain documents from the same origin.</p>
     </div>
-    <div class="example" id="example-aa224f11">
-     <a class="self-link" href="#example-aa224f11"></a> 
+    <div class="example" id="example-6813ab1c">
+     <a class="self-link" href="#example-6813ab1c"></a> 
      <p>SecureCorp Inc. wants to completely disable use of the Geolocation API
-    within all browsing contexts except for its own origin and those whose
-    origin is "<code>https://example.com</code>", even in the presence of an
-    attacker who can embed their own iframes on SecureCorp’s pages. It can do
-    this by delivering the following HTTP response header to define a restricted
-    permissions policy for Geolocation:</p>
+    within all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#descendant-navigables" id="ref-for-descendant-navigables">descendant navigables</a> except for its own origin and
+    those whose origin is "<code>https://example.com</code>", even in the
+    presence of an attacker who can embed their own iframes on SecureCorp’s
+    pages. It can do this by delivering the following HTTP response header to
+    define a restricted permissions policy for Geolocation:</p>
 <pre><a data-link-type="http-header" href="#permissions-policy-header" id="ref-for-permissions-policy-header①">Permissions-Policy</a>: geolocation=(self "https://example.com")</pre>
      <p>The <a data-link-type="dfn" href="#allowlist" id="ref-for-allowlist">allowlist</a> is a list of one or more origins, which can include
     the application’s origin, optionally with the keyword "<code>self</code>",
@@ -1105,8 +1098,8 @@ <h3 class="heading settled" data-level="4.1" id="features"><span class="secno">4
     character strings used in <a data-link-type="dfn" href="#policy-directive" id="ref-for-policy-directive">policy directives</a>. </p>
      <p>Each <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature②">policy-controlled feature</a> has a <a data-link-type="dfn" href="#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist">default allowlist</a>,
     which defines whether that feature is available in documents in top-level
-    browsing contexts, and how access to that feature is inherited in child
-    browsing contexts.</p>
+    traversables, and how access to that feature is inherited in child
+    navigables.</p>
      <p>A user agent has a set of <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="supported-features">supported features</dfn>, which is the set
     of <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature③">features</a> which it allows to be
     controlled through policies. User agents are not required to support every <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature④">feature</a>.</p>
@@ -1141,11 +1134,11 @@ <h3 class="heading settled" data-level="4.3" id="inherited-policies"><span class
     for each <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature⑦">policy-controlled feature</a>. This inherited policy determines
     the initial state ("<code>Enabled</code>" or "<code>Disabled</code>") of
     each feature, and whether it can be controlled by a <a data-link-type="dfn" href="#declared-policy" id="ref-for-declared-policy②">declared policy</a> in the document. </p>
-      <p>In a <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document">Document</a></code> in a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context">top-level browsing context</a>, the inherited
+      <p>In a <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document">Document</a></code> in a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable">top-level traversable</a>, the inherited
     policy is based on defined defaults for each feature.</p>
-      <p>In a <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①">Document</a></code> in a <a data-link-type="dfn">child browsing context</a>, the inherited policy
-    is based on the parent document’s permissions policy, as well as the <a data-link-type="dfn">child
-    browsing context</a>'s <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy">container policy</a>. </p>
+      <p>In a <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①">Document</a></code> in a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable">child navigable</a>, the inherited policy is based
+    on the parent document’s permissions policy, as well as the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable①">child
+    navigable</a>'s <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy">container policy</a>. </p>
      </div>
     </section>
     <section>
@@ -1159,11 +1152,10 @@ <h3 class="heading settled" data-level="4.5" id="header-policies"><span class="s
     </section>
     <section>
      <h3 class="heading settled" data-level="4.6" id="container-policies"><span class="secno">4.6. </span><span class="content">Container policies</span><a class="self-link" href="#container-policies"></a></h3>
-     <p>In addition to the <a data-link-type="dfn" href="#header-policy" id="ref-for-header-policy">header policy</a>, each <a data-link-type="dfn">nested browsing context</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="container-policy">container policy</dfn>, which is a <a data-link-type="dfn" href="#policy-directive" id="ref-for-policy-directive②">policy directive</a>,
-    which may be empty. The <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy①">container policy</a> can set by attributes on the <a data-link-type="dfn">browsing context container</a>.</p>
-     <p>The <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy②">container policy</a> for a <a data-link-type="dfn">nested browsing context</a> influences
-    the <a data-link-type="dfn" href="#inherited-policy" id="ref-for-inherited-policy④">inherited policy</a> of any document loaded into that context.
-    (See <a href="#algo-define-inherited-policy">§ 9.7 Define an inherited policy for feature in browsing context</a>)</p>
+     <p>In addition to the <a data-link-type="dfn" href="#header-policy" id="ref-for-header-policy">header policy</a>, each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable②">child navigable</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="container-policy">container policy</dfn>, which is a <a data-link-type="dfn" href="#policy-directive" id="ref-for-policy-directive②">policy directive</a>,
+    which may be empty. The <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy①">container policy</a> can set by attributes on the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container" id="ref-for-navigable-container">navigable container</a>.</p>
+     <p>The <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy②">container policy</a> for a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable③">child navigable</a> influences the <a data-link-type="dfn" href="#inherited-policy" id="ref-for-inherited-policy④">inherited policy</a> of any document loaded into that navigable.
+    (See <a href="#algo-define-inherited-policy-in-container">§ 9.7 Define an inherited policy for feature in container at origin</a>)</p>
      <div class="note" role="note"> Currently, the <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy③">container policy</a> cannot be set directly, but is
       indirectly set by <code>iframe</code> "<a href="#iframe-allowfullscreen-attribute"><code>allowfullscreen</code></a>",
       and "<a href="#iframe-allow-attribute"><code>allow</code></a>" attributes.
@@ -1205,22 +1197,22 @@ <h3 class="heading settled" data-level="4.8" id="allowlists"><span class="secno"
     </section>
     <section>
      <h3 class="heading settled" data-level="4.9" id="default-allowlists"><span class="secno">4.9. </span><span class="content">Default Allowlists</span><a class="self-link" href="#default-allowlists"></a></h3>
-     <p>Every <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature①⓪">policy-controlled feature</a> has a <dfn class="dfn-paneled" data-dfn-for="policy-controlled feature" data-dfn-type="dfn" data-export data-lt="default allowlist|default allowlists" id="policy-controlled-feature-default-allowlist">default allowlist</dfn>.
-    The <a data-link-type="dfn" href="#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist①">default allowlist</a> determines whether the feature is allowed in a
-    document with no declared policy in a top-level browsing context, and also
-    whether access to the feature is automatically delegated to documents in
-    child browsing contexts.</p>
+     <p>Every <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature①⓪">policy-controlled feature</a> has a <dfn class="dfn-paneled" data-dfn-for="policy-controlled feature" data-dfn-type="dfn" data-export data-lt="default allowlist|default allowlists" id="policy-controlled-feature-default-allowlist">default allowlist</dfn>. The <a data-link-type="dfn" href="#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist①">default
+    allowlist</a> determines whether the feature is allowed in a document with
+    no declared policy in a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①">top-level traversable</a>, and also whether access
+    to the feature is automatically delegated to documents in <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable④">child
+    navigables</a>.</p>
      <p>The <a data-link-type="dfn" href="#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist②">default allowlist</a> for a <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature①①">feature</a> is one of these values:</p>
      <dl>
       <dt><dfn data-dfn-for="default allowlist" data-dfn-type="dfn" data-export id="default-allowlist"><code>*</code><a class="self-link" href="#default-allowlist"></a></dfn>
-      <dd>The feature is allowed in documents in top-level browsing contexts by
+      <dd>The feature is allowed in documents in top-level traversables by
       default, and when allowed, is allowed by default to documents in child
-      browsing contexts.
+      navigables.
       <dt><dfn data-dfn-for="default allowlist" data-dfn-type="dfn" data-export id="default-allowlist-self"><code>'self'</code><a class="self-link" href="#default-allowlist-self"></a></dfn>
-      <dd>The feature is allowed in documents in top-level browsing contexts by
+      <dd>The feature is allowed in documents in top-level traversables by
       default, and when allowed, is allowed by default to same-origin domain
-      documents in child browsing contexts, but is disallowed by default in
-      cross-origin documents in child browsing contexts.
+      documents in child navigables, but is disallowed by default in
+      cross-origin documents in child navigables.
      </dl>
     </section>
    </section>
@@ -1275,22 +1267,6 @@ <h2 class="heading settled" data-level="6" id="delivery"><span class="secno">6.
     <section>
      <h3 class="heading settled" data-level="6.1" id="permissions-policy-http-header-field"><span class="secno">6.1. </span><span class="content">Permissions-Policy HTTP Header
     Field</span><a class="self-link" href="#permissions-policy-http-header-field"></a></h3>
-     <div class="mdn-anno wrapped after">
-      <button class="mdn-anno-btn"><b class="less-than-two-engines-flag" title="This feature is in less than two current engines.">⚠</b><span>MDN</span></button>
-      <div class="feature">
-       <p><a href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Feature-Policy" title="The HTTP Feature-Policy header provides a mechanism to allow and deny the use of browser features in its own frame, and in content within any <iframe> elements in the document.">Headers/Feature-Policy</a></p>
-       <p class="less-than-two-engines-text">In only one current engine.</p>
-       <div class="support">
-        <span class="firefox no"><span>Firefox</span><span>None</span></span><span class="safari no"><span>Safari</span><span>None</span></span><span class="chrome yes"><span>Chrome</span><span>60+</span></span>
-        <hr>
-        <span class="opera no"><span>Opera</span><span>?</span></span><span class="edge_blink yes"><span>Edge</span><span>79+</span></span>
-        <hr>
-        <span class="edge no"><span>Edge (Legacy)</span><span>?</span></span><span class="ie no"><span>IE</span><span>None</span></span>
-        <hr>
-        <span class="firefox_android no"><span>Firefox for Android</span><span>?</span></span><span class="safari_ios no"><span>iOS Safari</span><span>?</span></span><span class="chrome_android no"><span>Chrome for Android</span><span>?</span></span><span class="webview_android no"><span>Android WebView</span><span>?</span></span><span class="samsunginternet_android no"><span>Samsung Internet</span><span>?</span></span><span class="opera_android no"><span>Opera Mobile</span><span>?</span></span>
-       </div>
-      </div>
-     </div>
      <p>The `<dfn class="dfn-paneled" data-dfn-type="http-header" data-export id="permissions-policy-header"><code>Permissions-Policy</code></dfn>`
     HTTP header field can be used in the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response-response" id="ref-for-concept-response-response">response</a> (server to client) to
     communicate the <a data-link-type="dfn" href="#permissions-policy" id="ref-for-permissions-policy④">permissions policy</a> that should be enforced by the
@@ -1311,8 +1287,8 @@ <h3 class="heading settled" data-level="6.2" id="iframe-allow-attribute"><span c
     that case, the default value for the allowlist is <code>'src'</code>, which
     represents the origin of the URL in the iframe’s <code><a data-link-type="element-sub" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-src" id="ref-for-attr-iframe-src">src</a></code> attribute. </p>
      <p>When not empty, the "<code>allow</code>" attribute will result in adding
-    an <a data-link-type="dfn" href="#allowlist" id="ref-for-allowlist⑨">allowlist</a> for each recognized <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature①②">feature</a> to the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element②">iframe</a></code> element’s <a data-link-type="dfn">nested browsing context</a>'s <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy⑤">container policy</a>, when it is
-    constructed.</p>
+    an <a data-link-type="dfn" href="#allowlist" id="ref-for-allowlist⑨">allowlist</a> for each recognized <a data-link-type="dfn" href="#policy-controlled-feature" id="ref-for-policy-controlled-feature①②">feature</a> to the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element②">iframe</a></code> element’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#content-navigable" id="ref-for-content-navigable">content navigable</a>'s <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy⑤">container
+    policy</a>, when it is constructed.</p>
     </section>
     <section>
      <h3 class="heading settled" data-level="6.3" id="legacy-attributes"><span class="secno">6.3. </span><span class="content">Additional attributes to support legacy
@@ -1328,8 +1304,8 @@ <h4 class="heading settled" data-level="6.3.1" id="iframe-allowfullscreen-attrib
       value contains the token "<code>fullscreen</code>", then the
       "<code>allowfullscreen</code>" attribute must have no effect.</p>
       <p>Otherwise, the presence of an "<code>allowfullscreen</code>" attribute
-      on an iframe will result in adding an <a data-link-type="dfn" href="#allowlist" id="ref-for-allowlist①⓪">allowlist</a> of <code>*</code> for the "<code>fullscreen</code>" feature to the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element③">iframe</a></code> element’s <a data-link-type="dfn">nested browsing context</a>'s <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy⑥">container policy</a>, when it is
-      constructed.</p>
+      on an iframe will result in adding an <a data-link-type="dfn" href="#allowlist" id="ref-for-allowlist①⓪">allowlist</a> of <code>*</code> for the "<code>fullscreen</code>" feature to the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element③">iframe</a></code> element’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#content-navigable" id="ref-for-content-navigable①">content navigable</a>'s <a data-link-type="dfn" href="#container-policy" id="ref-for-container-policy⑥">container policy</a>, when
+      it is constructed.</p>
       <div class="note" role="note"> This is different from the behaviour of <code>&lt;iframe
         allow="fullscreen"></code>, and is for compatibility with existing
         uses of <code>allowfullscreen</code>. If <code>allow="fullscreen"</code> and <code>allowfullscreen</code> are
@@ -1403,8 +1379,8 @@ <h4 class="heading settled" data-level="7.1.2" id="frame-policies"><span class="
   a feature is actually currently allowed in the frame, as the document in the
   frame may have applied its own policy via an HTTP header, or may have
   navigated away from its initial location to a new origin. Revealing the
-  effective policy in the iframe element’s nested browsing context in that case
-  could leak information about the behaviour of a cross-origin document.</p>
+  effective policy in the iframe element’s nested navigable in that case could
+  leak information about the behaviour of a cross-origin document.</p>
      <div class="example" id="example-281dfdaa">
       <a class="self-link" href="#example-281dfdaa"></a> 
 <pre>&lt;!doctype html>
@@ -1551,9 +1527,8 @@ <h3 class="heading settled" data-level="7.2" id="the-policy-object"><span class=
        <p>Return <var>result</var>.</p>
      </ol>
      <p>The <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="observable-policy">observable policy</dfn> for any Node is a <a data-link-type="dfn" href="#permissions-policy" id="ref-for-permissions-policy⑤">permissions
-    policy</a>, which contains the information about the policy in the browsing
-    context represented by that Node which is visible from the current browsing
-    context.</p>
+    policy</a>, which contains the information about the policy in the navigable
+    represented by that Node which is visible from the current document.</p>
      <p>To get the <a data-link-type="dfn" href="#observable-policy" id="ref-for-observable-policy⑤">observable policy</a> for a Document <var>document</var>, return <var>document</var>’s permissions policy.</p>
      <p>To get the <a data-link-type="dfn" href="#observable-policy" id="ref-for-observable-policy⑥">observable policy</a> for an Element <var>node</var>, run the
     following steps:</p>
@@ -1566,8 +1541,8 @@ <h3 class="heading settled" data-level="7.2" id="the-policy-object"><span class=
        <p>For each <a data-link-type="dfn" href="#supported-features" id="ref-for-supported-features④">supported feature</a> <var>feature</var>:</p>
        <ol>
         <li data-md>
-         <p>Let <var>isInherited</var> be the result of running <a data-link-type="abstract-op" href="#define-inherited-policy-in-container" id="ref-for-define-inherited-policy-in-container">Define an
-  inherited policy for feature in container at origin</a> on <var>feature</var>, <var>node</var> and <var>node</var>’s <a data-link-type="dfn" href="#declared-origin" id="ref-for-declared-origin①">declared origin</a>.</p>
+         <p>Let <var>isInherited</var> be the result of running <a data-link-type="abstract-op" href="#define-inherited-policy-in-container" id="ref-for-define-inherited-policy-in-container">Define
+  an inherited policy for feature in container at origin</a> on <var>feature</var>, <var>node</var> and <var>node</var>’s <a data-link-type="dfn" href="#declared-origin" id="ref-for-declared-origin①">declared origin</a>.</p>
         <li data-md>
          <p>Set <var>inherited policy</var>[<var>feature</var>] to <var>isInherited</var>.</p>
        </ol>
@@ -1823,10 +1798,12 @@ <h3 class="heading settled" data-level="9.4" id="algo-process-policy-attributes"
      </div>
     </section>
     <section>
-     <h3 class="heading settled" data-level="9.5" id="algo-create-for-browsingcontext"><span class="secno">9.5. </span><span class="content"><dfn class="dfn-paneled" data-dfn-type="abstract-op" data-export id="create-for-browsingcontext">Create a Permissions Policy for a browsing context</dfn></span><a class="self-link" href="#algo-create-for-browsingcontext"></a></h3>
-     <div class="algorithm" data-algorithm="create-for-browsingcontext">
-       Given a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context">browsing context</a> (<var>browsingContext</var>), and an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin⑧">origin</a> (<var>origin</var>) this algorithm returns a new <a data-link-type="dfn" href="#permissions-policy" id="ref-for-permissions-policy⑦">Permissions Policy</a>. 
+     <h3 class="heading settled" data-level="9.5" id="algo-create-for-navigable"><span class="secno">9.5. </span><span class="content"><dfn class="dfn-paneled" data-dfn-type="abstract-op" data-export id="create-for-navigable">Create a Permissions Policy for a navigable</dfn></span><a class="self-link" href="#algo-create-for-navigable"></a></h3>
+     <div class="algorithm" data-algorithm="create-for-navigable">
+       Given null or an <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-element" id="ref-for-concept-element">element</a> (<var>container</var>) and an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin⑧">origin</a> (<var>origin</var>) this algorithm returns a new <a data-link-type="dfn" href="#permissions-policy" id="ref-for-permissions-policy⑦">Permissions Policy</a>. 
       <ol>
+       <li data-md>
+        <p class="assertion">Assert: If not null, <var>container</var> is a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container" id="ref-for-navigable-container①">navigable container</a>.</p>
        <li data-md>
         <p>Let <var>inherited policy</var> be a new ordered map.</p>
        <li data-md>
@@ -1835,8 +1812,8 @@ <h3 class="heading settled" data-level="9.5" id="algo-create-for-browsingcontext
         <p>For each <var>feature</var> supported,</p>
         <ol>
          <li data-md>
-          <p>Let <var>isInherited</var> be the result of running <a data-link-type="abstract-op" href="#define-inherited-policy" id="ref-for-define-inherited-policy">Define an
-inherited policy for feature in browsing context</a> on <var>feature</var>, <var>origin</var> and <var>browsingContext</var>.</p>
+          <p>Let <var>isInherited</var> be the result of running <a data-link-type="abstract-op" href="#define-inherited-policy-in-container" id="ref-for-define-inherited-policy-in-container①">Define an
+inherited policy for feature in container at origin</a> on <var>feature</var>, <var>container</var> and <var>origin</var>.</p>
          <li data-md>
           <p>Set <var>inherited policy</var>[<var>feature</var>] to <var>isInherited</var>.</p>
         </ol>
@@ -1848,13 +1825,13 @@ <h3 class="heading settled" data-level="9.5" id="algo-create-for-browsingcontext
      </div>
     </section>
     <section>
-     <h3 class="heading settled" data-level="9.6" id="algo-create-from-response"><span class="secno">9.6. </span><span class="content"><dfn data-dfn-type="abstract-op" data-export id="create-from-response">Create a Permissions Policy for a browsing context from response<a class="self-link" href="#create-from-response"></a></dfn></span><a class="self-link" href="#algo-create-from-response"></a></h3>
+     <h3 class="heading settled" data-level="9.6" id="algo-create-from-response"><span class="secno">9.6. </span><span class="content"><dfn data-dfn-type="abstract-op" data-export id="create-from-response">Create a Permissions Policy for a navigable from response<a class="self-link" href="#create-from-response"></a></dfn></span><a class="self-link" href="#algo-create-from-response"></a></h3>
      <div class="algorithm" data-algorithm="create-from-response">
-       Given a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①">browsing context</a> (<var>browsingContext</var>), <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin⑨">origin</a> (<var>origin</var>), and a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response-response" id="ref-for-concept-response-response②">response</a> (<var>response</var>), this algorithm returns a new <a data-link-type="dfn" href="#permissions-policy" id="ref-for-permissions-policy⑨">Permissions Policy</a>. 
+       Given null or a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container" id="ref-for-navigable-container②">navigable container</a> (<var>container</var>), an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin⑨">origin</a> (<var>origin</var>), and a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response-response" id="ref-for-concept-response-response②">response</a> (<var>response</var>), this algorithm returns a new <a data-link-type="dfn" href="#permissions-policy" id="ref-for-permissions-policy⑨">Permissions Policy</a>. 
       <ol>
        <li data-md>
-        <p>Let <var>policy</var> be the result of running <a data-link-type="abstract-op" href="#create-for-browsingcontext" id="ref-for-create-for-browsingcontext">Create a Permissions
-Policy for a browsing context</a> given <var>browsingContext</var>, and <var>origin</var>.</p>
+        <p>Let <var>policy</var> be the result of running <a data-link-type="abstract-op" href="#create-for-navigable" id="ref-for-create-for-navigable">Create a Permissions
+Policy for a navigable</a> given <var>container</var> and <var>origin</var>.</p>
        <li data-md>
         <p>Let <var>d</var> be the result of running <a data-link-type="abstract-op" href="#process-response-policy" id="ref-for-process-response-policy">Process response
 policy</a> on <var>response</var> and <var>origin</var>.</p>
@@ -1870,28 +1847,14 @@ <h3 class="heading settled" data-level="9.6" id="algo-create-from-response"><spa
      </div>
     </section>
     <section>
-     <h3 class="heading settled" data-level="9.7" id="algo-define-inherited-policy"><span class="secno">9.7. </span><span class="content"><dfn class="dfn-paneled" data-dfn-type="abstract-op" data-export id="define-inherited-policy">Define an inherited policy for feature in browsing context</dfn></span><a class="self-link" href="#algo-define-inherited-policy"></a></h3>
-     <div class="algorithm" data-algorithm="define-inherited-policy">
-       Given a feature (<var>feature</var>), an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin①⓪">origin</a> (<var>origin</var>), and a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context②">browsing
-    context</a> (<var>browsingContext</var>), this algorithm returns the <a data-link-type="dfn" href="#inherited-policy" id="ref-for-inherited-policy⑥">inherited
-    policy</a> for that feature. 
-      <ol>
-       <li data-md>
-        <p>If <var>browsingContext</var> is the <a data-link-type="dfn">nested browsing context</a> of a <a data-link-type="dfn">browsing
-context container</a>, return the result of executing <a data-link-type="abstract-op" href="#define-inherited-policy-in-container" id="ref-for-define-inherited-policy-in-container①">Define
-an inherited policy for feature in container at origin</a> for <var>feature</var> in <var>browsingContext</var>’s <a data-link-type="dfn">browsing context container</a> at <var>origin</var>.</p>
-       <li data-md>
-        <p>Otherwise, return "<code>Enabled</code>".</p>
-      </ol>
-     </div>
-    </section>
-    <section>
-     <h3 class="heading settled" data-level="9.8" id="algo-define-inherited-policy-in-container"><span class="secno">9.8. </span><span class="content"><dfn class="dfn-paneled" data-dfn-type="abstract-op" data-export id="define-inherited-policy-in-container">Define an inherited policy for feature in container at origin</dfn></span><a class="self-link" href="#algo-define-inherited-policy-in-container"></a></h3>
+     <h3 class="heading settled" data-level="9.7" id="algo-define-inherited-policy-in-container"><span class="secno">9.7. </span><span class="content"><dfn class="dfn-paneled" data-dfn-type="abstract-op" data-export id="define-inherited-policy-in-container">Define an inherited policy for feature in container at origin</dfn></span><a class="self-link" href="#algo-define-inherited-policy-in-container"></a></h3>
      <div class="algorithm" data-algorithm="define-inherited-policy-in-container">
-       Given a feature (<var>feature</var>) a <a data-link-type="dfn">browsing context container</a> (<var>container</var>), and an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin①①">origin</a> for a document in that container
-    (<var>origin</var>), this algorithm returns the <a data-link-type="dfn" href="#inherited-policy" id="ref-for-inherited-policy⑦">inherited policy</a> for that
+       Given a feature (<var>feature</var>), null or a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container" id="ref-for-navigable-container③">navigable container</a> (<var>container</var>), and an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin①⓪">origin</a> for a document in that container
+    (<var>origin</var>), this algorithm returns the <a data-link-type="dfn" href="#inherited-policy" id="ref-for-inherited-policy⑥">inherited policy</a> for that
     feature. 
       <ol>
+       <li data-md>
+        <p>If <var>container</var> is null, return "<code>Enabled</code>".</p>
        <li data-md>
         <p>If the result of executing <a data-link-type="abstract-op" href="#is-feature-enabled" id="ref-for-is-feature-enabled">Is feature
 enabled in document for origin?</a> on <var>feature</var>, <var>container</var>’s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-node-document" id="ref-for-concept-node-document④">node document</a>, and <var>container</var>’s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-node-document" id="ref-for-concept-node-document⑤">node document</a>''s origin
@@ -1923,10 +1886,10 @@ <h3 class="heading settled" data-level="9.8" id="algo-define-inherited-policy-in
      </div>
     </section>
     <section>
-     <h3 class="heading settled" data-level="9.9" id="algo-is-feature-enabled"><span class="secno">9.9. </span><span class="content"><dfn class="dfn-paneled" data-dfn-type="abstract-op" data-export id="is-feature-enabled">Is feature enabled in document for origin?</dfn></span><a class="self-link" href="#algo-is-feature-enabled"></a></h3>
+     <h3 class="heading settled" data-level="9.8" id="algo-is-feature-enabled"><span class="secno">9.8. </span><span class="content"><dfn class="dfn-paneled" data-dfn-type="abstract-op" data-export id="is-feature-enabled">Is feature enabled in document for origin?</dfn></span><a class="self-link" href="#algo-is-feature-enabled"></a></h3>
      <div class="algorithm" data-algorithm="is-feature-enabled">
        Given a feature (<var>feature</var>), a <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document⑨">Document</a></code> object
-    (<var>document</var>), and an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin①②">origin</a> (<var>origin</var>), this algorithm
+    (<var>document</var>), and an <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin①①">origin</a> (<var>origin</var>), this algorithm
     returns "<code>Disabled</code>" if <var>feature</var> should be considered
     disabled, and "<code>Enabled</code>" otherwise.
       <p></p>
@@ -1934,7 +1897,7 @@ <h3 class="heading settled" data-level="9.9" id="algo-is-feature-enabled"><span
        <li data-md>
         <p>Let <var>policy</var> be <var>document</var>’s <a data-link-type="dfn" href="#permissions-policy" id="ref-for-permissions-policy①⓪">Permissions Policy</a></p>
        <li data-md>
-        <p>If <var>policy</var>’s <a data-link-type="dfn" href="#inherited-policy" id="ref-for-inherited-policy⑧">inherited policy</a> for <var>feature</var> is Disabled, return
+        <p>If <var>policy</var>’s <a data-link-type="dfn" href="#inherited-policy" id="ref-for-inherited-policy⑦">inherited policy</a> for <var>feature</var> is Disabled, return
 "<code>Disabled</code>".</p>
        <li data-md>
         <p>If <var>feature</var> is present in <var>policy</var>’s <a data-link-type="dfn" href="#declared-policy" id="ref-for-declared-policy⑦">declared policy</a>:</p>
@@ -1958,7 +1921,7 @@ <h3 class="heading settled" data-level="9.9" id="algo-is-feature-enabled"><span
      </div>
     </section>
     <section>
-     <h3 class="heading settled" data-level="9.10" id="algo-report-permissions-policy-violation"><span class="secno">9.10. </span><span class="content"><dfn data-dfn-type="abstract-op" data-export id="report-permissions-policy-violation">Generate report for violation of permissions policy on settings<a class="self-link" href="#report-permissions-policy-violation"></a></dfn></span><a class="self-link" href="#algo-report-permissions-policy-violation"></a></h3>
+     <h3 class="heading settled" data-level="9.9" id="algo-report-permissions-policy-violation"><span class="secno">9.9. </span><span class="content"><dfn data-dfn-type="abstract-op" data-export id="report-permissions-policy-violation">Generate report for violation of permissions policy on settings<a class="self-link" href="#report-permissions-policy-violation"></a></dfn></span><a class="self-link" href="#algo-report-permissions-policy-violation"></a></h3>
      <div class="algorithm" data-algorithm="report-permissions-policy-violation">
        Given a feature (<var>feature</var>), an <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object">environment settings object</a> (<var>settings</var>), and an optional string (<var>group</var>), this algorithm generates a <a data-link-type="dfn" href="https://w3c.github.io/reporting/#report" id="ref-for-report">report</a> about the <a data-link-type="dfn" href="#violate" id="ref-for-violate⑦">violation</a> of the policy for <var>feature</var>. 
       <ol>
@@ -1997,7 +1960,7 @@ <h3 class="heading settled" data-level="9.10" id="algo-report-permissions-policy
     been <a data-link-type="dfn" href="#violate" id="ref-for-violate⑧">violated</a>.</p>
     </section>
     <section>
-     <h3 class="heading settled" data-level="9.11" id="algo-should-request-be-allowed-to-use-feature"><span class="secno">9.11. </span><span class="content"><dfn data-dfn-type="abstract-op" data-export id="should-request-be-allowed-to-use-feature">Should request be allowed to use feature?<a class="self-link" href="#should-request-be-allowed-to-use-feature"></a></dfn></span><a class="self-link" href="#algo-should-request-be-allowed-to-use-feature"></a></h3>
+     <h3 class="heading settled" data-level="9.10" id="algo-should-request-be-allowed-to-use-feature"><span class="secno">9.10. </span><span class="content"><dfn data-dfn-type="abstract-op" data-export id="should-request-be-allowed-to-use-feature">Should request be allowed to use feature?<a class="self-link" href="#should-request-be-allowed-to-use-feature"></a></dfn></span><a class="self-link" href="#algo-should-request-be-allowed-to-use-feature"></a></h3>
      <div class="algorithm" data-algorithm="should-request-be-allowed-to-use-feature">
        Given a feature (<var>feature</var>) and a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request" id="ref-for-concept-request">request</a> (<var>request</var>), this
     algorithm returns <code>true</code> if the request should be allowed to use <var>feature</var>, and <code>false</code> otherwise.
@@ -2224,16 +2187,15 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
     </ul>
    <li><a href="#construct-policy">Construct policy from dictionary and origin</a><span>, in § 9.2</span>
    <li><a href="#container-policy">container policy</a><span>, in § 4.6</span>
-   <li><a href="#create-for-browsingcontext">Create a Permissions Policy for a browsing context</a><span>, in § 9.5</span>
-   <li><a href="#create-from-response">Create a Permissions Policy for a browsing context from response</a><span>, in § 9.6</span>
+   <li><a href="#create-for-navigable">Create a Permissions Policy for a navigable</a><span>, in § 9.5</span>
+   <li><a href="#create-from-response">Create a Permissions Policy for a navigable from response</a><span>, in § 9.6</span>
    <li><a href="#declared-origin">declared origin</a><span>, in § 7.2</span>
    <li><a href="#declared-policy">declared permissions policy</a><span>, in § 4.4</span>
    <li><a href="#declared-policy">declared policy</a><span>, in § 4.4</span>
    <li><a href="#policy-controlled-feature-default-allowlist">default allowlist</a><span>, in § 4.9</span>
    <li><a href="#policy-controlled-feature-default-allowlist">default allowlists</a><span>, in § 4.9</span>
    <li><a href="#default-origin">default origin</a><span>, in § 7.2</span>
-   <li><a href="#define-inherited-policy">Define an inherited policy for feature in browsing context</a><span>, in § 9.7</span>
-   <li><a href="#define-inherited-policy-in-container">Define an inherited policy for feature in container at origin</a><span>, in § 9.8</span>
+   <li><a href="#define-inherited-policy-in-container">Define an inherited policy for feature in container at origin</a><span>, in § 9.7</span>
    <li>
     disposition
     <ul>
@@ -2249,13 +2211,13 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
     </ul>
    <li><a href="#feature-identifier">feature-identifier</a><span>, in § 5.1</span>
    <li><a href="#dom-permissionspolicy-features">features()</a><span>, in § 7.2</span>
-   <li><a href="#report-permissions-policy-violation">Generate report for violation of permissions policy on settings</a><span>, in § 9.10</span>
+   <li><a href="#report-permissions-policy-violation">Generate report for violation of permissions policy on settings</a><span>, in § 9.9</span>
    <li><a href="#dom-permissionspolicy-getallowlistforfeature">getAllowlistForFeature(feature)</a><span>, in § 7.2</span>
    <li><a href="#header-policy">header policy</a><span>, in § 4.5</span>
    <li><a href="#inherited-policy">inherited policies</a><span>, in § 4.3</span>
    <li><a href="#inherited-policy">inherited policy</a><span>, in § 4.3</span>
    <li><a href="#inherited-policy-for-a-feature">inherited policy for a feature</a><span>, in § 4.3</span>
-   <li><a href="#is-feature-enabled">Is feature enabled in document for origin?</a><span>, in § 9.9</span>
+   <li><a href="#is-feature-enabled">Is feature enabled in document for origin?</a><span>, in § 9.8</span>
    <li>
     lineNumber
     <ul>
@@ -2291,7 +2253,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#serialized-origin">serialized-origin</a><span>, in § 5.1</span>
    <li><a href="#serialized-permissions-policy">serialized-permissions-policy</a><span>, in § 5.1</span>
    <li><a href="#serialized-policy-directive">serialized-policy-directive</a><span>, in § 5.1</span>
-   <li><a href="#should-request-be-allowed-to-use-feature">Should request be allowed to use feature?</a><span>, in § 9.11</span>
+   <li><a href="#should-request-be-allowed-to-use-feature">Should request be allowed to use feature?</a><span>, in § 9.10</span>
    <li>
     sourceFile
     <ul>
@@ -2304,138 +2266,158 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#violate">violated</a><span>, in § 8</span>
    <li><a href="#violate">violation</a><span>, in § 8</span>
   </ul>
-  <aside class="dfn-panel" data-for="term-for-sandbox">
-   <a href="https://w3c.github.io/webappsec-csp/#sandbox">https://w3c.github.io/webappsec-csp/#sandbox</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-db3943f33c106e10de7ac9b741ba0fd4" class="dfn-panel" data-for="db3943f33c106e10de7ac9b741ba0fd4" id="infopanel-for-db3943f33c106e10de7ac9b741ba0fd4">
+   <span id="infopaneltitle-for-db3943f33c106e10de7ac9b741ba0fd4" style="display:none">Info about the 'sandbox' external reference.</span><a href="https://w3c.github.io/webappsec-csp/#sandbox">https://w3c.github.io/webappsec-csp/#sandbox</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-sandbox">3. Other and related mechanisms</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-document">
-   <a href="https://dom.spec.whatwg.org/#document">https://dom.spec.whatwg.org/#document</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-07886e33695d0e7b473ef18f656ad7ac" class="dfn-panel" data-for="07886e33695d0e7b473ef18f656ad7ac" id="infopanel-for-07886e33695d0e7b473ef18f656ad7ac">
+   <span id="infopaneltitle-for-07886e33695d0e7b473ef18f656ad7ac" style="display:none">Info about the 'Document' external reference.</span><a href="https://dom.spec.whatwg.org/#document">https://dom.spec.whatwg.org/#document</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-document">4.3. Inherited policies</a> <a href="#ref-for-document①">(2)</a>
     <li><a href="#ref-for-document②">7.2. The permissionsPolicy object</a> <a href="#ref-for-document③">(2)</a> <a href="#ref-for-document④">(3)</a> <a href="#ref-for-document⑤">(4)</a> <a href="#ref-for-document⑥">(5)</a> <a href="#ref-for-document⑦">(6)</a> <a href="#ref-for-document⑧">(7)</a>
-    <li><a href="#ref-for-document⑨">9.9. Is feature enabled in document for origin?</a>
+    <li><a href="#ref-for-document⑨">9.8. Is feature enabled in document for origin?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-element">
-   <a href="https://dom.spec.whatwg.org/#element">https://dom.spec.whatwg.org/#element</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-217dfc85318b612bdb489d33301d0fc2" class="dfn-panel" data-for="217dfc85318b612bdb489d33301d0fc2" id="infopanel-for-217dfc85318b612bdb489d33301d0fc2">
+   <span id="infopaneltitle-for-217dfc85318b612bdb489d33301d0fc2" style="display:none">Info about the 'Element' external reference.</span><a href="https://dom.spec.whatwg.org/#element">https://dom.spec.whatwg.org/#element</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-element">7.2. The permissionsPolicy object</a> <a href="#ref-for-element①">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-node">
-   <a href="https://dom.spec.whatwg.org/#node">https://dom.spec.whatwg.org/#node</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-d46138fb23d511fa1202922ca660da3c" class="dfn-panel" data-for="d46138fb23d511fa1202922ca660da3c" id="infopanel-for-d46138fb23d511fa1202922ca660da3c">
+   <span id="infopaneltitle-for-d46138fb23d511fa1202922ca660da3c" style="display:none">Info about the 'Node' external reference.</span><a href="https://dom.spec.whatwg.org/#node">https://dom.spec.whatwg.org/#node</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-node">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-document">
-   <a href="https://dom.spec.whatwg.org/#concept-document">https://dom.spec.whatwg.org/#concept-document</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-985c42e2af63b3e74bd3b70d55668fd4" class="dfn-panel" data-for="985c42e2af63b3e74bd3b70d55668fd4" id="infopanel-for-985c42e2af63b3e74bd3b70d55668fd4">
+   <span id="infopaneltitle-for-985c42e2af63b3e74bd3b70d55668fd4" style="display:none">Info about the 'document' external reference.</span><a href="https://dom.spec.whatwg.org/#concept-document">https://dom.spec.whatwg.org/#concept-document</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-concept-document">8. Reporting</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-node-document">
-   <a href="https://dom.spec.whatwg.org/#concept-node-document">https://dom.spec.whatwg.org/#concept-node-document</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-0e9d2b68d8d34152d128b48f1a821cc6" class="dfn-panel" data-for="0e9d2b68d8d34152d128b48f1a821cc6" id="infopanel-for-0e9d2b68d8d34152d128b48f1a821cc6">
+   <span id="infopaneltitle-for-0e9d2b68d8d34152d128b48f1a821cc6" style="display:none">Info about the 'element' external reference.</span><a href="https://dom.spec.whatwg.org/#concept-element">https://dom.spec.whatwg.org/#concept-element</a><b>Referenced in:</b>
+   <ul>
+    <li><a href="#ref-for-concept-element">9.5. Create a Permissions Policy for a navigable</a>
+   </ul>
+  </aside>
+  <aside aria-labelledby="infopaneltitle-for-e374c2a979dc7a73f7d03be0623d67e6" class="dfn-panel" data-for="e374c2a979dc7a73f7d03be0623d67e6" id="infopanel-for-e374c2a979dc7a73f7d03be0623d67e6">
+   <span id="infopaneltitle-for-e374c2a979dc7a73f7d03be0623d67e6" style="display:none">Info about the 'node document' external reference.</span><a href="https://dom.spec.whatwg.org/#concept-node-document">https://dom.spec.whatwg.org/#concept-node-document</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-concept-node-document">7.2. The permissionsPolicy object</a> <a href="#ref-for-concept-node-document①">(2)</a> <a href="#ref-for-concept-node-document②">(3)</a> <a href="#ref-for-concept-node-document③">(4)</a>
-    <li><a href="#ref-for-concept-node-document④">9.8. Define an inherited policy for feature in container at origin</a> <a href="#ref-for-concept-node-document⑤">(2)</a> <a href="#ref-for-concept-node-document⑥">(3)</a> <a href="#ref-for-concept-node-document⑦">(4)</a>
+    <li><a href="#ref-for-concept-node-document④">9.7. Define an inherited policy for feature in container at origin</a> <a href="#ref-for-concept-node-document⑤">(2)</a> <a href="#ref-for-concept-node-document⑥">(3)</a> <a href="#ref-for-concept-node-document⑦">(4)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-header-list-get-structured-header">
-   <a href="https://fetch.spec.whatwg.org/#concept-header-list-get-structured-header">https://fetch.spec.whatwg.org/#concept-header-list-get-structured-header</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-7d20d86aab82c14f214b792b61bc7cb8" class="dfn-panel" data-for="7d20d86aab82c14f214b792b61bc7cb8" id="infopanel-for-7d20d86aab82c14f214b792b61bc7cb8">
+   <span id="infopaneltitle-for-7d20d86aab82c14f214b792b61bc7cb8" style="display:none">Info about the 'get a structured field value' external reference.</span><a href="https://fetch.spec.whatwg.org/#concept-header-list-get-structured-header">https://fetch.spec.whatwg.org/#concept-header-list-get-structured-header</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-concept-header-list-get-structured-header">9.1. Process response policy</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-request-origin">
-   <a href="https://fetch.spec.whatwg.org/#concept-request-origin">https://fetch.spec.whatwg.org/#concept-request-origin</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-ac749183eb78d9110066fea84c5417ad" class="dfn-panel" data-for="ac749183eb78d9110066fea84c5417ad" id="infopanel-for-ac749183eb78d9110066fea84c5417ad">
+   <span id="infopaneltitle-for-ac749183eb78d9110066fea84c5417ad" style="display:none">Info about the 'origin' external reference.</span><a href="https://fetch.spec.whatwg.org/#concept-request-origin">https://fetch.spec.whatwg.org/#concept-request-origin</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-concept-request-origin">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-concept-request-origin">9.10. Should request be allowed to use feature?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-request">
-   <a href="https://fetch.spec.whatwg.org/#concept-request">https://fetch.spec.whatwg.org/#concept-request</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-491791562dd138987138e7051a96c07c" class="dfn-panel" data-for="491791562dd138987138e7051a96c07c" id="infopanel-for-491791562dd138987138e7051a96c07c">
+   <span id="infopaneltitle-for-491791562dd138987138e7051a96c07c" style="display:none">Info about the 'request' external reference.</span><a href="https://fetch.spec.whatwg.org/#concept-request">https://fetch.spec.whatwg.org/#concept-request</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-concept-request">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-concept-request">9.10. Should request be allowed to use feature?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-response-response">
-   <a href="https://fetch.spec.whatwg.org/#concept-response-response">https://fetch.spec.whatwg.org/#concept-response-response</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-12a5f639c62d2f0bd5e5e8ab36848416" class="dfn-panel" data-for="12a5f639c62d2f0bd5e5e8ab36848416" id="infopanel-for-12a5f639c62d2f0bd5e5e8ab36848416">
+   <span id="infopaneltitle-for-12a5f639c62d2f0bd5e5e8ab36848416" style="display:none">Info about the 'response' external reference.</span><a href="https://fetch.spec.whatwg.org/#concept-response-response">https://fetch.spec.whatwg.org/#concept-response-response</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-concept-response-response">6.1. Permissions-Policy HTTP Header
     Field</a>
     <li><a href="#ref-for-concept-response-response①">9.1. Process response policy</a>
-    <li><a href="#ref-for-concept-response-response②">9.6. Create a Permissions Policy for a browsing context from response</a>
+    <li><a href="#ref-for-concept-response-response②">9.6. Create a Permissions Policy for a navigable from response</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-request-window">
-   <a href="https://fetch.spec.whatwg.org/#concept-request-window">https://fetch.spec.whatwg.org/#concept-request-window</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-d72233a2731c7f5b88c9c3da9700b26a" class="dfn-panel" data-for="d72233a2731c7f5b88c9c3da9700b26a" id="infopanel-for-d72233a2731c7f5b88c9c3da9700b26a">
+   <span id="infopaneltitle-for-d72233a2731c7f5b88c9c3da9700b26a" style="display:none">Info about the 'window' external reference.</span><a href="https://fetch.spec.whatwg.org/#concept-request-window">https://fetch.spec.whatwg.org/#concept-request-window</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-concept-request-window">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-concept-request-window">9.10. Should request be allowed to use feature?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-dom-element-requestfullscreen">
-   <a href="https://fullscreen.spec.whatwg.org/#dom-element-requestfullscreen">https://fullscreen.spec.whatwg.org/#dom-element-requestfullscreen</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-17f1422256aaa84ed73c3e82e27bec5c" class="dfn-panel" data-for="17f1422256aaa84ed73c3e82e27bec5c" id="infopanel-for-17f1422256aaa84ed73c3e82e27bec5c">
+   <span id="infopaneltitle-for-17f1422256aaa84ed73c3e82e27bec5c" style="display:none">Info about the 'requestFullscreen()' external reference.</span><a href="https://fullscreen.spec.whatwg.org/#dom-element-requestfullscreen">https://fullscreen.spec.whatwg.org/#dom-element-requestfullscreen</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dom-element-requestfullscreen">6.3.1. allowfullscreen</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-dictionary">
-   <a href="https://httpwg.org/http-extensions/draft-ietf-httpbis-header-structure.html#dictionary">https://httpwg.org/http-extensions/draft-ietf-httpbis-header-structure.html#dictionary</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-2315b63b2de20d81b833080a975c0672" class="dfn-panel" data-for="2315b63b2de20d81b833080a975c0672" id="infopanel-for-2315b63b2de20d81b833080a975c0672">
+   <span id="infopaneltitle-for-2315b63b2de20d81b833080a975c0672" style="display:none">Info about the 'sh-dictionary' external reference.</span><a href="https://httpwg.org/http-extensions/draft-ietf-httpbis-header-structure.html#dictionary">https://httpwg.org/http-extensions/draft-ietf-httpbis-header-structure.html#dictionary</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dictionary">4.7. Policy directives</a>
     <li><a href="#ref-for-dictionary①">6.1. Permissions-Policy HTTP Header
     Field</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-htmliframeelement">
-   <a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#htmliframeelement">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#htmliframeelement</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-75ff12c16ae1a8f6cbf2920128280261" class="dfn-panel" data-for="75ff12c16ae1a8f6cbf2920128280261" id="infopanel-for-75ff12c16ae1a8f6cbf2920128280261">
+   <span id="infopaneltitle-for-75ff12c16ae1a8f6cbf2920128280261" style="display:none">Info about the 'HTMLIFrameElement' external reference.</span><a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#htmliframeelement">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#htmliframeelement</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-htmliframeelement">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-window">
-   <a href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window">https://html.spec.whatwg.org/multipage/nav-history-apis.html#window</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-d1f0a86fd49be388d8b0159e241a1172" class="dfn-panel" data-for="d1f0a86fd49be388d8b0159e241a1172" id="infopanel-for-d1f0a86fd49be388d8b0159e241a1172">
+   <span id="infopaneltitle-for-d1f0a86fd49be388d8b0159e241a1172" style="display:none">Info about the 'Window' external reference.</span><a href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window">https://html.spec.whatwg.org/multipage/nav-history-apis.html#window</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-window">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-window">9.10. Should request be allowed to use feature?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-workerglobalscope">
-   <a href="https://html.spec.whatwg.org/multipage/workers.html#workerglobalscope">https://html.spec.whatwg.org/multipage/workers.html#workerglobalscope</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-569dd106ffc76704c49d49a9087ebb4e" class="dfn-panel" data-for="569dd106ffc76704c49d49a9087ebb4e" id="infopanel-for-569dd106ffc76704c49d49a9087ebb4e">
+   <span id="infopaneltitle-for-569dd106ffc76704c49d49a9087ebb4e" style="display:none">Info about the 'WorkerGlobalScope' external reference.</span><a href="https://html.spec.whatwg.org/multipage/workers.html#workerglobalscope">https://html.spec.whatwg.org/multipage/workers.html#workerglobalscope</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-workerglobalscope">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-workerglobalscope">9.10. Should request be allowed to use feature?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-workletglobalscope">
-   <a href="https://html.spec.whatwg.org/multipage/worklets.html#workletglobalscope">https://html.spec.whatwg.org/multipage/worklets.html#workletglobalscope</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-f1c3158ad16b10a1e2f5e18807f043d3" class="dfn-panel" data-for="f1c3158ad16b10a1e2f5e18807f043d3" id="infopanel-for-f1c3158ad16b10a1e2f5e18807f043d3">
+   <span id="infopaneltitle-for-f1c3158ad16b10a1e2f5e18807f043d3" style="display:none">Info about the 'WorkletGlobalScope' external reference.</span><a href="https://html.spec.whatwg.org/multipage/worklets.html#workletglobalscope">https://html.spec.whatwg.org/multipage/worklets.html#workletglobalscope</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-workletglobalscope">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-workletglobalscope">9.10. Should request be allowed to use feature?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-document-window">
-   <a href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window">https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-04e6c32034490f45e4757ead7871de18" class="dfn-panel" data-for="04e6c32034490f45e4757ead7871de18" id="infopanel-for-04e6c32034490f45e4757ead7871de18">
+   <span id="infopaneltitle-for-04e6c32034490f45e4757ead7871de18" style="display:none">Info about the 'associated document' external reference.</span><a href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window">https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-concept-document-window">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-concept-document-window">9.10. Should request be allowed to use feature?</a>
+   </ul>
+  </aside>
+  <aside aria-labelledby="infopaneltitle-for-cf9d263a9722f9674575d8cc71ad954e" class="dfn-panel" data-for="cf9d263a9722f9674575d8cc71ad954e" id="infopanel-for-cf9d263a9722f9674575d8cc71ad954e">
+   <span id="infopaneltitle-for-cf9d263a9722f9674575d8cc71ad954e" style="display:none">Info about the 'child navigable' external reference.</span><a href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable">https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable</a><b>Referenced in:</b>
+   <ul>
+    <li><a href="#ref-for-child-navigable">4.3. Inherited policies</a> <a href="#ref-for-child-navigable①">(2)</a>
+    <li><a href="#ref-for-child-navigable②">4.6. Container policies</a> <a href="#ref-for-child-navigable③">(2)</a>
+    <li><a href="#ref-for-child-navigable④">4.9. Default Allowlists</a>
+   </ul>
+  </aside>
+  <aside aria-labelledby="infopaneltitle-for-41825616648aa457b0c5bda985dd4c77" class="dfn-panel" data-for="41825616648aa457b0c5bda985dd4c77" id="infopanel-for-41825616648aa457b0c5bda985dd4c77">
+   <span id="infopaneltitle-for-41825616648aa457b0c5bda985dd4c77" style="display:none">Info about the 'content navigable' external reference.</span><a href="https://html.spec.whatwg.org/multipage/document-sequences.html#content-navigable">https://html.spec.whatwg.org/multipage/document-sequences.html#content-navigable</a><b>Referenced in:</b>
+   <ul>
+    <li><a href="#ref-for-content-navigable">6.2. The allow attribute of the
+    iframe element</a>
+    <li><a href="#ref-for-content-navigable①">6.3.1. allowfullscreen</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-browsing-context">
-   <a href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context">https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-a81611b931aeb074712a908933dfb902" class="dfn-panel" data-for="a81611b931aeb074712a908933dfb902" id="infopanel-for-a81611b931aeb074712a908933dfb902">
+   <span id="infopaneltitle-for-a81611b931aeb074712a908933dfb902" style="display:none">Info about the 'descendant navigables' external reference.</span><a href="https://html.spec.whatwg.org/multipage/document-sequences.html#descendant-navigables">https://html.spec.whatwg.org/multipage/document-sequences.html#descendant-navigables</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-browsing-context">9.5. Create a Permissions Policy for a browsing context</a>
-    <li><a href="#ref-for-browsing-context①">9.6. Create a Permissions Policy for a browsing context from response</a>
-    <li><a href="#ref-for-browsing-context②">9.7. Define an inherited policy for feature in browsing context</a>
+    <li><a href="#ref-for-descendant-navigables">2. Examples</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-environment-settings-object">
-   <a href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object">https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-d815dc723d8b4fe4b1166e2013ec62b7" class="dfn-panel" data-for="d815dc723d8b4fe4b1166e2013ec62b7" id="infopanel-for-d815dc723d8b4fe4b1166e2013ec62b7">
+   <span id="infopaneltitle-for-d815dc723d8b4fe4b1166e2013ec62b7" style="display:none">Info about the 'environment settings object' external reference.</span><a href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object">https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-environment-settings-object">9.10. Generate report for violation of permissions policy on settings</a>
+    <li><a href="#ref-for-environment-settings-object">9.9. Generate report for violation of permissions policy on settings</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-the-iframe-element">
-   <a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-baf95ce8d0404079723db392663d355e" class="dfn-panel" data-for="baf95ce8d0404079723db392663d355e" id="infopanel-for-baf95ce8d0404079723db392663d355e">
+   <span id="infopaneltitle-for-baf95ce8d0404079723db392663d355e" style="display:none">Info about the 'iframe' external reference.</span><a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-the-iframe-element">3. Other and related mechanisms</a>
     <li><a href="#ref-for-the-iframe-element①">6.2. The allow attribute of the
@@ -2445,191 +2427,200 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
     <li><a href="#ref-for-the-iframe-element⑦">9.4. Process permissions policy attributes</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-same-origin">
-   <a href="https://html.spec.whatwg.org/multipage/browsers.html#same-origin">https://html.spec.whatwg.org/multipage/browsers.html#same-origin</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dafb0ebfee99f77becebf8c0dfaa16f5" class="dfn-panel" data-for="dafb0ebfee99f77becebf8c0dfaa16f5" id="infopanel-for-dafb0ebfee99f77becebf8c0dfaa16f5">
+   <span id="infopaneltitle-for-dafb0ebfee99f77becebf8c0dfaa16f5" style="display:none">Info about the 'navigable container' external reference.</span><a href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container">https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-same-origin">9.8. Define an inherited policy for feature in container at origin</a>
-    <li><a href="#ref-for-same-origin①">9.9. Is feature enabled in document for origin?</a>
+    <li><a href="#ref-for-navigable-container">4.6. Container policies</a>
+    <li><a href="#ref-for-navigable-container①">9.5. Create a Permissions Policy for a navigable</a>
+    <li><a href="#ref-for-navigable-container②">9.6. Create a Permissions Policy for a navigable from response</a>
+    <li><a href="#ref-for-navigable-container③">9.7. Define an inherited policy for feature in container at origin</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-same-origin-domain">
-   <a href="https://html.spec.whatwg.org/multipage/browsers.html#same-origin-domain">https://html.spec.whatwg.org/multipage/browsers.html#same-origin-domain</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-3bd07dd1ec2f367091cfd0df47c118a5" class="dfn-panel" data-for="3bd07dd1ec2f367091cfd0df47c118a5" id="infopanel-for-3bd07dd1ec2f367091cfd0df47c118a5">
+   <span id="infopaneltitle-for-3bd07dd1ec2f367091cfd0df47c118a5" style="display:none">Info about the 'same origin' external reference.</span><a href="https://html.spec.whatwg.org/multipage/browsers.html#same-origin">https://html.spec.whatwg.org/multipage/browsers.html#same-origin</a><b>Referenced in:</b>
+   <ul>
+    <li><a href="#ref-for-same-origin">9.7. Define an inherited policy for feature in container at origin</a>
+    <li><a href="#ref-for-same-origin①">9.8. Is feature enabled in document for origin?</a>
+   </ul>
+  </aside>
+  <aside aria-labelledby="infopaneltitle-for-d5543645caea3991168ea789673b51fd" class="dfn-panel" data-for="d5543645caea3991168ea789673b51fd" id="infopanel-for-d5543645caea3991168ea789673b51fd">
+   <span id="infopaneltitle-for-d5543645caea3991168ea789673b51fd" style="display:none">Info about the 'same origin-domain' external reference.</span><a href="https://html.spec.whatwg.org/multipage/browsers.html#same-origin-domain">https://html.spec.whatwg.org/multipage/browsers.html#same-origin-domain</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-same-origin-domain">4.8. Allowlists</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-attr-iframe-sandbox">
-   <a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-sandbox">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-sandbox</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-7fedfd2db36830e90ebd98d5825db5e6" class="dfn-panel" data-for="7fedfd2db36830e90ebd98d5825db5e6" id="infopanel-for-7fedfd2db36830e90ebd98d5825db5e6">
+   <span id="infopaneltitle-for-7fedfd2db36830e90ebd98d5825db5e6" style="display:none">Info about the 'sandbox' external reference.</span><a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-sandbox">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-sandbox</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-attr-iframe-sandbox">3. Other and related mechanisms</a>
     <li><a href="#ref-for-attr-iframe-sandbox①">7.2. The permissionsPolicy object</a>
     <li><a href="#ref-for-attr-iframe-sandbox②">11. Privacy and Security</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-sandboxed-origin-browsing-context-flag">
-   <a href="https://html.spec.whatwg.org/multipage/browsers.html#sandboxed-origin-browsing-context-flag">https://html.spec.whatwg.org/multipage/browsers.html#sandboxed-origin-browsing-context-flag</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-606e5eeae594389642b037ca493a3662" class="dfn-panel" data-for="606e5eeae594389642b037ca493a3662" id="infopanel-for-606e5eeae594389642b037ca493a3662">
+   <span id="infopaneltitle-for-606e5eeae594389642b037ca493a3662" style="display:none">Info about the 'sandboxed origin browsing context flag' external reference.</span><a href="https://html.spec.whatwg.org/multipage/browsers.html#sandboxed-origin-browsing-context-flag">https://html.spec.whatwg.org/multipage/browsers.html#sandboxed-origin-browsing-context-flag</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-sandboxed-origin-browsing-context-flag">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-ascii-serialisation-of-an-origin">
-   <a href="https://html.spec.whatwg.org/multipage/browsers.html#ascii-serialisation-of-an-origin">https://html.spec.whatwg.org/multipage/browsers.html#ascii-serialisation-of-an-origin</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-2aeb953708ac6466a37697c533cf366f" class="dfn-panel" data-for="2aeb953708ac6466a37697c533cf366f" id="infopanel-for-2aeb953708ac6466a37697c533cf366f">
+   <span id="infopaneltitle-for-2aeb953708ac6466a37697c533cf366f" style="display:none">Info about the 'serialization of an origin' external reference.</span><a href="https://html.spec.whatwg.org/multipage/browsers.html#ascii-serialisation-of-an-origin">https://html.spec.whatwg.org/multipage/browsers.html#ascii-serialisation-of-an-origin</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-ascii-serialisation-of-an-origin">5.1. HTML attribute serialization</a>
     <li><a href="#ref-for-ascii-serialisation-of-an-origin①">5.2. Structured header serialization</a>
     <li><a href="#ref-for-ascii-serialisation-of-an-origin②">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-attr-iframe-src">
-   <a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-src">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-src</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-682b506e704f2f5564e76ebd1b631560" class="dfn-panel" data-for="682b506e704f2f5564e76ebd1b631560" id="infopanel-for-682b506e704f2f5564e76ebd1b631560">
+   <span id="infopaneltitle-for-682b506e704f2f5564e76ebd1b631560" style="display:none">Info about the 'src' external reference.</span><a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-src">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-src</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-attr-iframe-src">6.2. The allow attribute of the
     iframe element</a>
     <li><a href="#ref-for-attr-iframe-src①">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-attr-iframe-srcdoc">
-   <a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-srcdoc">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-srcdoc</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-cae709b2795144c63e03980742fde099" class="dfn-panel" data-for="cae709b2795144c63e03980742fde099" id="infopanel-for-cae709b2795144c63e03980742fde099">
+   <span id="infopaneltitle-for-cae709b2795144c63e03980742fde099" style="display:none">Info about the 'srcdoc' external reference.</span><a href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-srcdoc">https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-srcdoc</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-attr-iframe-srcdoc">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-top-level-browsing-context">
-   <a href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context">https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-6bb36d47a5f9a04109a4493b81f2720a" class="dfn-panel" data-for="6bb36d47a5f9a04109a4493b81f2720a" id="infopanel-for-6bb36d47a5f9a04109a4493b81f2720a">
+   <span id="infopaneltitle-for-6bb36d47a5f9a04109a4493b81f2720a" style="display:none">Info about the 'top-level traversable' external reference.</span><a href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable">https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-top-level-browsing-context">4.3. Inherited policies</a>
+    <li><a href="#ref-for-top-level-traversable">4.3. Inherited policies</a>
+    <li><a href="#ref-for-top-level-traversable①">4.9. Default Allowlists</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-ascii-case-insensitive">
-   <a href="https://infra.spec.whatwg.org/#ascii-case-insensitive">https://infra.spec.whatwg.org/#ascii-case-insensitive</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-40e03093c2abdfda29859443abc155bc" class="dfn-panel" data-for="40e03093c2abdfda29859443abc155bc" id="infopanel-for-40e03093c2abdfda29859443abc155bc">
+   <span id="infopaneltitle-for-40e03093c2abdfda29859443abc155bc" style="display:none">Info about the 'ascii case-insensitive' external reference.</span><a href="https://infra.spec.whatwg.org/#ascii-case-insensitive">https://infra.spec.whatwg.org/#ascii-case-insensitive</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-ascii-case-insensitive">9.3. Parse policy directive</a> <a href="#ref-for-ascii-case-insensitive①">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-ordered-map">
-   <a href="https://infra.spec.whatwg.org/#ordered-map">https://infra.spec.whatwg.org/#ordered-map</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-6f2e2caca6e93162e900d159efe5b573" class="dfn-panel" data-for="6f2e2caca6e93162e900d159efe5b573" id="infopanel-for-6f2e2caca6e93162e900d159efe5b573">
+   <span id="infopaneltitle-for-6f2e2caca6e93162e900d159efe5b573" style="display:none">Info about the 'ordered map' external reference.</span><a href="https://infra.spec.whatwg.org/#ordered-map">https://infra.spec.whatwg.org/#ordered-map</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-ordered-map">9.2. Construct policy from dictionary and origin</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-ordered-set">
-   <a href="https://infra.spec.whatwg.org/#ordered-set">https://infra.spec.whatwg.org/#ordered-set</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-80524ea4c0063fe3cf0b6c49a40e31bf" class="dfn-panel" data-for="80524ea4c0063fe3cf0b6c49a40e31bf" id="infopanel-for-80524ea4c0063fe3cf0b6c49a40e31bf">
+   <span id="infopaneltitle-for-80524ea4c0063fe3cf0b6c49a40e31bf" style="display:none">Info about the 'ordered set' external reference.</span><a href="https://infra.spec.whatwg.org/#ordered-set">https://infra.spec.whatwg.org/#ordered-set</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-ordered-set">4.8. Allowlists</a>
     <li><a href="#ref-for-ordered-set①">9.2. Construct policy from dictionary and origin</a>
     <li><a href="#ref-for-ordered-set②">9.3. Parse policy directive</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-split-on-ascii-whitespace">
-   <a href="https://infra.spec.whatwg.org/#split-on-ascii-whitespace">https://infra.spec.whatwg.org/#split-on-ascii-whitespace</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-fc63a7270d7480e6e37f57b7d6b2b829" class="dfn-panel" data-for="fc63a7270d7480e6e37f57b7d6b2b829" id="infopanel-for-fc63a7270d7480e6e37f57b7d6b2b829">
+   <span id="infopaneltitle-for-fc63a7270d7480e6e37f57b7d6b2b829" style="display:none">Info about the 'split on ascii whitespace' external reference.</span><a href="https://infra.spec.whatwg.org/#split-on-ascii-whitespace">https://infra.spec.whatwg.org/#split-on-ascii-whitespace</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-split-on-ascii-whitespace">9.3. Parse policy directive</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-strictly-split">
-   <a href="https://infra.spec.whatwg.org/#strictly-split">https://infra.spec.whatwg.org/#strictly-split</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-ffa7889afb45e1f224e3ee8ecbd35efd" class="dfn-panel" data-for="ffa7889afb45e1f224e3ee8ecbd35efd" id="infopanel-for-ffa7889afb45e1f224e3ee8ecbd35efd">
+   <span id="infopaneltitle-for-ffa7889afb45e1f224e3ee8ecbd35efd" style="display:none">Info about the 'strictly split' external reference.</span><a href="https://infra.spec.whatwg.org/#strictly-split">https://infra.spec.whatwg.org/#strictly-split</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-strictly-split">9.3. Parse policy directive</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-dfn-powerful-feature">
-   <a href="https://w3c.github.io/permissions/#dfn-powerful-feature">https://w3c.github.io/permissions/#dfn-powerful-feature</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-3079120e9e507fff0535964fe45999b3" class="dfn-panel" data-for="3079120e9e507fff0535964fe45999b3" id="infopanel-for-3079120e9e507fff0535964fe45999b3">
+   <span id="infopaneltitle-for-3079120e9e507fff0535964fe45999b3" style="display:none">Info about the 'feature' external reference.</span><a href="https://w3c.github.io/permissions/#dfn-powerful-feature">https://w3c.github.io/permissions/#dfn-powerful-feature</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dfn-powerful-feature">5.2. Structured header serialization</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-reportbody">
-   <a href="https://w3c.github.io/reporting/#reportbody">https://w3c.github.io/reporting/#reportbody</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-4d9c05066ea9a00653d42176ae992fa3" class="dfn-panel" data-for="4d9c05066ea9a00653d42176ae992fa3" id="infopanel-for-4d9c05066ea9a00653d42176ae992fa3">
+   <span id="infopaneltitle-for-4d9c05066ea9a00653d42176ae992fa3" style="display:none">Info about the 'ReportBody' external reference.</span><a href="https://w3c.github.io/reporting/#reportbody">https://w3c.github.io/reporting/#reportbody</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-reportbody">8. Reporting</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-report-body">
-   <a href="https://w3c.github.io/reporting/#report-body">https://w3c.github.io/reporting/#report-body</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-9bf612f3d5692bd815a2b5febb0589bb" class="dfn-panel" data-for="9bf612f3d5692bd815a2b5febb0589bb" id="infopanel-for-9bf612f3d5692bd815a2b5febb0589bb">
+   <span id="infopaneltitle-for-9bf612f3d5692bd815a2b5febb0589bb" style="display:none">Info about the 'body' external reference.</span><a href="https://w3c.github.io/reporting/#report-body">https://w3c.github.io/reporting/#report-body</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-report-body">8. Reporting</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-generate-and-queue-a-report">
-   <a href="https://w3c.github.io/reporting/#generate-and-queue-a-report">https://w3c.github.io/reporting/#generate-and-queue-a-report</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-d3a4c9c6832c54dbfba78acd8fd4f1ab" class="dfn-panel" data-for="d3a4c9c6832c54dbfba78acd8fd4f1ab" id="infopanel-for-d3a4c9c6832c54dbfba78acd8fd4f1ab">
+   <span id="infopaneltitle-for-d3a4c9c6832c54dbfba78acd8fd4f1ab" style="display:none">Info about the 'generate and queue a report' external reference.</span><a href="https://w3c.github.io/reporting/#generate-and-queue-a-report">https://w3c.github.io/reporting/#generate-and-queue-a-report</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-generate-and-queue-a-report">9.10. Generate report for violation of permissions policy on settings</a>
+    <li><a href="#ref-for-generate-and-queue-a-report">9.9. Generate report for violation of permissions policy on settings</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-report">
-   <a href="https://w3c.github.io/reporting/#report">https://w3c.github.io/reporting/#report</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-56e08444d76fbd7680d0741cc7079db2" class="dfn-panel" data-for="56e08444d76fbd7680d0741cc7079db2" id="infopanel-for-56e08444d76fbd7680d0741cc7079db2">
+   <span id="infopaneltitle-for-56e08444d76fbd7680d0741cc7079db2" style="display:none">Info about the 'report' external reference.</span><a href="https://w3c.github.io/reporting/#report">https://w3c.github.io/reporting/#report</a><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-report">9.10. Generate report for violation of permissions policy on settings</a>
+    <li><a href="#ref-for-report">9.9. Generate report for violation of permissions policy on settings</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-report-type">
-   <a href="https://w3c.github.io/reporting/#report-type">https://w3c.github.io/reporting/#report-type</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-beb3e69457e93e367292d407d82efb32" class="dfn-panel" data-for="beb3e69457e93e367292d407d82efb32" id="infopanel-for-beb3e69457e93e367292d407d82efb32">
+   <span id="infopaneltitle-for-beb3e69457e93e367292d407d82efb32" style="display:none">Info about the 'report type' external reference.</span><a href="https://w3c.github.io/reporting/#report-type">https://w3c.github.io/reporting/#report-type</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-report-type">8. Reporting</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-visible-to-reportingobservers">
-   <a href="https://w3c.github.io/reporting/#visible-to-reportingobservers">https://w3c.github.io/reporting/#visible-to-reportingobservers</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-da48e5191e3adfa2cefb52d979321aae" class="dfn-panel" data-for="da48e5191e3adfa2cefb52d979321aae" id="infopanel-for-da48e5191e3adfa2cefb52d979321aae">
+   <span id="infopaneltitle-for-da48e5191e3adfa2cefb52d979321aae" style="display:none">Info about the 'visible to reportingobservers' external reference.</span><a href="https://w3c.github.io/reporting/#visible-to-reportingobservers">https://w3c.github.io/reporting/#visible-to-reportingobservers</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-visible-to-reportingobservers">8. Reporting</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-url-origin">
-   <a href="https://url.spec.whatwg.org/#concept-url-origin">https://url.spec.whatwg.org/#concept-url-origin</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-eb0e1698348a5ae30cd3aa882b6dff01" class="dfn-panel" data-for="eb0e1698348a5ae30cd3aa882b6dff01" id="infopanel-for-eb0e1698348a5ae30cd3aa882b6dff01">
+   <span id="infopaneltitle-for-eb0e1698348a5ae30cd3aa882b6dff01" style="display:none">Info about the 'origin' external reference.</span><a href="https://url.spec.whatwg.org/#concept-url-origin">https://url.spec.whatwg.org/#concept-url-origin</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-concept-url-origin">4.8. Allowlists</a> <a href="#ref-for-concept-url-origin①">(2)</a>
     <li><a href="#ref-for-concept-url-origin②">7.2. The permissionsPolicy object</a> <a href="#ref-for-concept-url-origin③">(2)</a>
     <li><a href="#ref-for-concept-url-origin④">9.1. Process response policy</a>
     <li><a href="#ref-for-concept-url-origin⑤">9.2. Construct policy from dictionary and origin</a>
     <li><a href="#ref-for-concept-url-origin⑥">9.3. Parse policy directive</a> <a href="#ref-for-concept-url-origin⑦">(2)</a>
-    <li><a href="#ref-for-concept-url-origin⑧">9.5. Create a Permissions Policy for a browsing context</a>
-    <li><a href="#ref-for-concept-url-origin⑨">9.6. Create a Permissions Policy for a browsing context from response</a>
-    <li><a href="#ref-for-concept-url-origin①⓪">9.7. Define an inherited policy for feature in browsing context</a>
-    <li><a href="#ref-for-concept-url-origin①①">9.8. Define an inherited policy for feature in container at origin</a>
-    <li><a href="#ref-for-concept-url-origin①②">9.9. Is feature enabled in document for origin?</a>
+    <li><a href="#ref-for-concept-url-origin⑧">9.5. Create a Permissions Policy for a navigable</a>
+    <li><a href="#ref-for-concept-url-origin⑨">9.6. Create a Permissions Policy for a navigable from response</a>
+    <li><a href="#ref-for-concept-url-origin①⓪">9.7. Define an inherited policy for feature in container at origin</a>
+    <li><a href="#ref-for-concept-url-origin①①">9.8. Is feature enabled in document for origin?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-concept-url-parser">
-   <a href="https://url.spec.whatwg.org/#concept-url-parser">https://url.spec.whatwg.org/#concept-url-parser</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-07df417653faafb38ece7480f2c15a3e" class="dfn-panel" data-for="07df417653faafb38ece7480f2c15a3e" id="infopanel-for-07df417653faafb38ece7480f2c15a3e">
+   <span id="infopaneltitle-for-07df417653faafb38ece7480f2c15a3e" style="display:none">Info about the 'url parser' external reference.</span><a href="https://url.spec.whatwg.org/#concept-url-parser">https://url.spec.whatwg.org/#concept-url-parser</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-concept-url-parser">9.2. Construct policy from dictionary and origin</a>
     <li><a href="#ref-for-concept-url-parser①">9.3. Parse policy directive</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-idl-DOMString">
-   <a href="https://webidl.spec.whatwg.org/#idl-DOMString">https://webidl.spec.whatwg.org/#idl-DOMString</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-d0f238a61de9310f1738a214749fab18" class="dfn-panel" data-for="d0f238a61de9310f1738a214749fab18" id="infopanel-for-d0f238a61de9310f1738a214749fab18">
+   <span id="infopaneltitle-for-d0f238a61de9310f1738a214749fab18" style="display:none">Info about the 'DOMString' external reference.</span><a href="https://webidl.spec.whatwg.org/#idl-DOMString">https://webidl.spec.whatwg.org/#idl-DOMString</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-idl-DOMString">7.2. The permissionsPolicy object</a> <a href="#ref-for-idl-DOMString①">(2)</a> <a href="#ref-for-idl-DOMString②">(3)</a> <a href="#ref-for-idl-DOMString③">(4)</a> <a href="#ref-for-idl-DOMString④">(5)</a> <a href="#ref-for-idl-DOMString⑤">(6)</a>
     <li><a href="#ref-for-idl-DOMString⑥">8. Reporting</a> <a href="#ref-for-idl-DOMString⑦">(2)</a> <a href="#ref-for-idl-DOMString⑧">(3)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-Exposed">
-   <a href="https://webidl.spec.whatwg.org/#Exposed">https://webidl.spec.whatwg.org/#Exposed</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dde049eb112f043fc45407ec0d4cb457" class="dfn-panel" data-for="dde049eb112f043fc45407ec0d4cb457" id="infopanel-for-dde049eb112f043fc45407ec0d4cb457">
+   <span id="infopaneltitle-for-dde049eb112f043fc45407ec0d4cb457" style="display:none">Info about the 'Exposed' external reference.</span><a href="https://webidl.spec.whatwg.org/#Exposed">https://webidl.spec.whatwg.org/#Exposed</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-Exposed">7.2. The permissionsPolicy object</a>
     <li><a href="#ref-for-Exposed①">8. Reporting</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-SameObject">
-   <a href="https://webidl.spec.whatwg.org/#SameObject">https://webidl.spec.whatwg.org/#SameObject</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-f572762cd4679aeacd36722d99d2b741" class="dfn-panel" data-for="f572762cd4679aeacd36722d99d2b741" id="infopanel-for-f572762cd4679aeacd36722d99d2b741">
+   <span id="infopaneltitle-for-f572762cd4679aeacd36722d99d2b741" style="display:none">Info about the 'SameObject' external reference.</span><a href="https://webidl.spec.whatwg.org/#SameObject">https://webidl.spec.whatwg.org/#SameObject</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-SameObject">7.2. The permissionsPolicy object</a> <a href="#ref-for-SameObject①">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-idl-boolean">
-   <a href="https://webidl.spec.whatwg.org/#idl-boolean">https://webidl.spec.whatwg.org/#idl-boolean</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-f8062b07e25ed0281f5cbfb9a54070b4" class="dfn-panel" data-for="f8062b07e25ed0281f5cbfb9a54070b4" id="infopanel-for-f8062b07e25ed0281f5cbfb9a54070b4">
+   <span id="infopaneltitle-for-f8062b07e25ed0281f5cbfb9a54070b4" style="display:none">Info about the 'boolean' external reference.</span><a href="https://webidl.spec.whatwg.org/#idl-boolean">https://webidl.spec.whatwg.org/#idl-boolean</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-idl-boolean">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-idl-long">
-   <a href="https://webidl.spec.whatwg.org/#idl-long">https://webidl.spec.whatwg.org/#idl-long</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-a189a0d7ce5bc36522126b11ca418f0a" class="dfn-panel" data-for="a189a0d7ce5bc36522126b11ca418f0a" id="infopanel-for-a189a0d7ce5bc36522126b11ca418f0a">
+   <span id="infopaneltitle-for-a189a0d7ce5bc36522126b11ca418f0a" style="display:none">Info about the 'long' external reference.</span><a href="https://webidl.spec.whatwg.org/#idl-long">https://webidl.spec.whatwg.org/#idl-long</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-idl-long">8. Reporting</a> <a href="#ref-for-idl-long①">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="term-for-idl-sequence">
-   <a href="https://webidl.spec.whatwg.org/#idl-sequence">https://webidl.spec.whatwg.org/#idl-sequence</a><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-38ab7db52e46bed36993204c29f67202" class="dfn-panel" data-for="38ab7db52e46bed36993204c29f67202" id="infopanel-for-38ab7db52e46bed36993204c29f67202">
+   <span id="infopaneltitle-for-38ab7db52e46bed36993204c29f67202" style="display:none">Info about the 'sequence' external reference.</span><a href="https://webidl.spec.whatwg.org/#idl-sequence">https://webidl.spec.whatwg.org/#idl-sequence</a><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-idl-sequence">7.2. The permissionsPolicy object</a> <a href="#ref-for-idl-sequence①">(2)</a> <a href="#ref-for-idl-sequence②">(3)</a>
    </ul>
@@ -2639,95 +2630,99 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
    <li>
     <a data-link-type="biblio">[CSP3]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-sandbox">sandbox</span>
+     <li><span class="dfn-paneled" id="db3943f33c106e10de7ac9b741ba0fd4">sandbox</span>
     </ul>
    <li>
     <a data-link-type="biblio">[DOM]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-document">Document</span>
-     <li><span class="dfn-paneled" id="term-for-element">Element</span>
-     <li><span class="dfn-paneled" id="term-for-node">Node</span>
-     <li><span class="dfn-paneled" id="term-for-concept-document">document</span>
-     <li><span class="dfn-paneled" id="term-for-concept-node-document">node document</span>
+     <li><span class="dfn-paneled" id="07886e33695d0e7b473ef18f656ad7ac">Document</span>
+     <li><span class="dfn-paneled" id="217dfc85318b612bdb489d33301d0fc2">Element</span>
+     <li><span class="dfn-paneled" id="d46138fb23d511fa1202922ca660da3c">Node</span>
+     <li><span class="dfn-paneled" id="985c42e2af63b3e74bd3b70d55668fd4">document</span>
+     <li><span class="dfn-paneled" id="0e9d2b68d8d34152d128b48f1a821cc6">element</span>
+     <li><span class="dfn-paneled" id="e374c2a979dc7a73f7d03be0623d67e6">node document</span>
     </ul>
    <li>
     <a data-link-type="biblio">[FETCH]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-concept-header-list-get-structured-header">get a structured field value</span>
-     <li><span class="dfn-paneled" id="term-for-concept-request-origin">origin</span>
-     <li><span class="dfn-paneled" id="term-for-concept-request">request</span>
-     <li><span class="dfn-paneled" id="term-for-concept-response-response">response</span>
-     <li><span class="dfn-paneled" id="term-for-concept-request-window">window</span>
+     <li><span class="dfn-paneled" id="7d20d86aab82c14f214b792b61bc7cb8">get a structured field value</span>
+     <li><span class="dfn-paneled" id="ac749183eb78d9110066fea84c5417ad">origin</span>
+     <li><span class="dfn-paneled" id="491791562dd138987138e7051a96c07c">request</span>
+     <li><span class="dfn-paneled" id="12a5f639c62d2f0bd5e5e8ab36848416">response</span>
+     <li><span class="dfn-paneled" id="d72233a2731c7f5b88c9c3da9700b26a">window</span>
     </ul>
    <li>
     <a data-link-type="biblio">[FULLSCREEN]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-dom-element-requestfullscreen">requestFullscreen()</span>
+     <li><span class="dfn-paneled" id="17f1422256aaa84ed73c3e82e27bec5c">requestFullscreen()</span>
     </ul>
    <li>
     <a data-link-type="biblio">[HEADER-STRUCTURE]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-dictionary">sh-dictionary</span>
+     <li><span class="dfn-paneled" id="2315b63b2de20d81b833080a975c0672">sh-dictionary</span>
     </ul>
    <li>
     <a data-link-type="biblio">[HTML]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-htmliframeelement">HTMLIFrameElement</span>
-     <li><span class="dfn-paneled" id="term-for-window">Window</span>
-     <li><span class="dfn-paneled" id="term-for-workerglobalscope">WorkerGlobalScope</span>
-     <li><span class="dfn-paneled" id="term-for-workletglobalscope">WorkletGlobalScope</span>
-     <li><span class="dfn-paneled" id="term-for-concept-document-window">associated document</span>
-     <li><span class="dfn-paneled" id="term-for-browsing-context">browsing context</span>
-     <li><span class="dfn-paneled" id="term-for-environment-settings-object">environment settings object</span>
-     <li><span class="dfn-paneled" id="term-for-the-iframe-element">iframe</span>
-     <li><span class="dfn-paneled" id="term-for-same-origin">same origin</span>
-     <li><span class="dfn-paneled" id="term-for-same-origin-domain">same origin-domain</span>
-     <li><span class="dfn-paneled" id="term-for-attr-iframe-sandbox">sandbox</span>
-     <li><span class="dfn-paneled" id="term-for-sandboxed-origin-browsing-context-flag">sandboxed origin browsing context flag</span>
-     <li><span class="dfn-paneled" id="term-for-ascii-serialisation-of-an-origin">serialization of an origin</span>
-     <li><span class="dfn-paneled" id="term-for-attr-iframe-src">src</span>
-     <li><span class="dfn-paneled" id="term-for-attr-iframe-srcdoc">srcdoc</span>
-     <li><span class="dfn-paneled" id="term-for-top-level-browsing-context">top-level browsing context</span>
+     <li><span class="dfn-paneled" id="75ff12c16ae1a8f6cbf2920128280261">HTMLIFrameElement</span>
+     <li><span class="dfn-paneled" id="d1f0a86fd49be388d8b0159e241a1172">Window</span>
+     <li><span class="dfn-paneled" id="569dd106ffc76704c49d49a9087ebb4e">WorkerGlobalScope</span>
+     <li><span class="dfn-paneled" id="f1c3158ad16b10a1e2f5e18807f043d3">WorkletGlobalScope</span>
+     <li><span class="dfn-paneled" id="04e6c32034490f45e4757ead7871de18">associated document</span>
+     <li><span class="dfn-paneled" id="cf9d263a9722f9674575d8cc71ad954e">child navigable</span>
+     <li><span class="dfn-paneled" id="41825616648aa457b0c5bda985dd4c77">content navigable</span>
+     <li><span class="dfn-paneled" id="a81611b931aeb074712a908933dfb902">descendant navigables</span>
+     <li><span class="dfn-paneled" id="d815dc723d8b4fe4b1166e2013ec62b7">environment settings object</span>
+     <li><span class="dfn-paneled" id="baf95ce8d0404079723db392663d355e">iframe</span>
+     <li><span class="dfn-paneled" id="dafb0ebfee99f77becebf8c0dfaa16f5">navigable container</span>
+     <li><span class="dfn-paneled" id="3bd07dd1ec2f367091cfd0df47c118a5">same origin</span>
+     <li><span class="dfn-paneled" id="d5543645caea3991168ea789673b51fd">same origin-domain</span>
+     <li><span class="dfn-paneled" id="7fedfd2db36830e90ebd98d5825db5e6">sandbox</span>
+     <li><span class="dfn-paneled" id="606e5eeae594389642b037ca493a3662">sandboxed origin browsing context flag</span>
+     <li><span class="dfn-paneled" id="2aeb953708ac6466a37697c533cf366f">serialization of an origin</span>
+     <li><span class="dfn-paneled" id="682b506e704f2f5564e76ebd1b631560">src</span>
+     <li><span class="dfn-paneled" id="cae709b2795144c63e03980742fde099">srcdoc</span>
+     <li><span class="dfn-paneled" id="6bb36d47a5f9a04109a4493b81f2720a">top-level traversable</span>
     </ul>
    <li>
     <a data-link-type="biblio">[INFRA]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-ascii-case-insensitive">ascii case-insensitive</span>
-     <li><span class="dfn-paneled" id="term-for-ordered-map">ordered map</span>
-     <li><span class="dfn-paneled" id="term-for-ordered-set">ordered set</span>
-     <li><span class="dfn-paneled" id="term-for-split-on-ascii-whitespace">split on ascii whitespace</span>
-     <li><span class="dfn-paneled" id="term-for-strictly-split">strictly split</span>
+     <li><span class="dfn-paneled" id="40e03093c2abdfda29859443abc155bc">ascii case-insensitive</span>
+     <li><span class="dfn-paneled" id="6f2e2caca6e93162e900d159efe5b573">ordered map</span>
+     <li><span class="dfn-paneled" id="80524ea4c0063fe3cf0b6c49a40e31bf">ordered set</span>
+     <li><span class="dfn-paneled" id="fc63a7270d7480e6e37f57b7d6b2b829">split on ascii whitespace</span>
+     <li><span class="dfn-paneled" id="ffa7889afb45e1f224e3ee8ecbd35efd">strictly split</span>
     </ul>
    <li>
     <a data-link-type="biblio">[PERMISSIONS]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-dfn-powerful-feature">feature</span>
+     <li><span class="dfn-paneled" id="3079120e9e507fff0535964fe45999b3">feature</span>
     </ul>
    <li>
     <a data-link-type="biblio">[REPORTING-1]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-reportbody">ReportBody</span>
-     <li><span class="dfn-paneled" id="term-for-report-body">body</span>
-     <li><span class="dfn-paneled" id="term-for-generate-and-queue-a-report">generate and queue a report</span>
-     <li><span class="dfn-paneled" id="term-for-report">report</span>
-     <li><span class="dfn-paneled" id="term-for-report-type">report type</span>
-     <li><span class="dfn-paneled" id="term-for-visible-to-reportingobservers">visible to reportingobservers</span>
+     <li><span class="dfn-paneled" id="4d9c05066ea9a00653d42176ae992fa3">ReportBody</span>
+     <li><span class="dfn-paneled" id="9bf612f3d5692bd815a2b5febb0589bb">body</span>
+     <li><span class="dfn-paneled" id="d3a4c9c6832c54dbfba78acd8fd4f1ab">generate and queue a report</span>
+     <li><span class="dfn-paneled" id="56e08444d76fbd7680d0741cc7079db2">report</span>
+     <li><span class="dfn-paneled" id="beb3e69457e93e367292d407d82efb32">report type</span>
+     <li><span class="dfn-paneled" id="da48e5191e3adfa2cefb52d979321aae">visible to reportingobservers</span>
     </ul>
    <li>
     <a data-link-type="biblio">[URL]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-concept-url-origin">origin</span>
-     <li><span class="dfn-paneled" id="term-for-concept-url-parser">url parser</span>
+     <li><span class="dfn-paneled" id="eb0e1698348a5ae30cd3aa882b6dff01">origin</span>
+     <li><span class="dfn-paneled" id="07df417653faafb38ece7480f2c15a3e">url parser</span>
     </ul>
    <li>
     <a data-link-type="biblio">[WEBIDL]</a> defines the following terms:
     <ul>
-     <li><span class="dfn-paneled" id="term-for-idl-DOMString">DOMString</span>
-     <li><span class="dfn-paneled" id="term-for-Exposed">Exposed</span>
-     <li><span class="dfn-paneled" id="term-for-SameObject">SameObject</span>
-     <li><span class="dfn-paneled" id="term-for-idl-boolean">boolean</span>
-     <li><span class="dfn-paneled" id="term-for-idl-long">long</span>
-     <li><span class="dfn-paneled" id="term-for-idl-sequence">sequence</span>
+     <li><span class="dfn-paneled" id="d0f238a61de9310f1738a214749fab18">DOMString</span>
+     <li><span class="dfn-paneled" id="dde049eb112f043fc45407ec0d4cb457">Exposed</span>
+     <li><span class="dfn-paneled" id="f572762cd4679aeacd36722d99d2b741">SameObject</span>
+     <li><span class="dfn-paneled" id="f8062b07e25ed0281f5cbfb9a54070b4">boolean</span>
+     <li><span class="dfn-paneled" id="a189a0d7ce5bc36522126b11ca418f0a">long</span>
+     <li><span class="dfn-paneled" id="38ab7db52e46bed36993204c29f67202">sequence</span>
     </ul>
   </ul>
   <h2 class="no-num no-ref heading settled" id="references"><span class="content">References</span><a class="self-link" href="#references"></a></h2>
@@ -2805,8 +2800,8 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
  initiated within these contexts to use policy-controlled features. <em>Until</em> that’s resolved, disallow all policy-controlled features (e.g.,
  sending Client Hints to third parties) in these contexts. <a class="issue-return" href="#issue-154a63d1" title="Jump to section">↵</a></div>
   </div>
-  <aside class="dfn-panel" data-for="policy-controlled-feature">
-   <b><a href="#policy-controlled-feature">#policy-controlled-feature</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-policy-controlled-feature" class="dfn-panel" data-for="policy-controlled-feature" id="infopanel-for-policy-controlled-feature">
+   <span id="infopaneltitle-for-policy-controlled-feature" style="display:none">Info about the 'policy-controlled feature' definition.</span><b><a href="#policy-controlled-feature">#policy-controlled-feature</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-policy-controlled-feature">4.1. Policy-controlled Features</a> <a href="#ref-for-policy-controlled-feature①">(2)</a> <a href="#ref-for-policy-controlled-feature②">(3)</a> <a href="#ref-for-policy-controlled-feature③">(4)</a> <a href="#ref-for-policy-controlled-feature④">(5)</a> <a href="#ref-for-policy-controlled-feature⑤">(6)</a>
     <li><a href="#ref-for-policy-controlled-feature⑥">4.3. Inherited policies</a> <a href="#ref-for-policy-controlled-feature⑦">(2)</a>
@@ -2822,16 +2817,16 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
     <li><a href="#ref-for-policy-controlled-feature①⑦">9.3. Parse policy directive</a> <a href="#ref-for-policy-controlled-feature①⑧">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="supported-features">
-   <b><a href="#supported-features">#supported-features</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-supported-features" class="dfn-panel" data-for="supported-features" id="infopanel-for-supported-features">
+   <span id="infopaneltitle-for-supported-features" style="display:none">Info about the 'supported features' definition.</span><b><a href="#supported-features">#supported-features</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-supported-features">4.2. Policies</a>
     <li><a href="#ref-for-supported-features①">4.3. Inherited policies</a>
     <li><a href="#ref-for-supported-features②">7.2. The permissionsPolicy object</a> <a href="#ref-for-supported-features③">(2)</a> <a href="#ref-for-supported-features④">(3)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissions-policy">
-   <b><a href="#permissions-policy">#permissions-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissions-policy" class="dfn-panel" data-for="permissions-policy" id="infopanel-for-permissions-policy">
+   <span id="infopaneltitle-for-permissions-policy" style="display:none">Info about the 'permissions policy' definition.</span><b><a href="#permissions-policy">#permissions-policy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-permissions-policy">4.1. Policy-controlled Features</a>
     <li><a href="#ref-for-permissions-policy①">4.2. Policies</a>
@@ -2840,43 +2835,44 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
     <li><a href="#ref-for-permissions-policy④">6.1. Permissions-Policy HTTP Header
     Field</a>
     <li><a href="#ref-for-permissions-policy⑤">7.2. The permissionsPolicy object</a> <a href="#ref-for-permissions-policy⑥">(2)</a>
-    <li><a href="#ref-for-permissions-policy⑦">9.5. Create a Permissions Policy for a browsing context</a> <a href="#ref-for-permissions-policy⑧">(2)</a>
-    <li><a href="#ref-for-permissions-policy⑨">9.6. Create a Permissions Policy for a browsing context from response</a>
-    <li><a href="#ref-for-permissions-policy①⓪">9.9. Is feature enabled in document for origin?</a>
+    <li><a href="#ref-for-permissions-policy⑦">9.5. Create a Permissions Policy for a navigable</a> <a href="#ref-for-permissions-policy⑧">(2)</a>
+    <li><a href="#ref-for-permissions-policy⑨">9.6. Create a Permissions Policy for a navigable from response</a>
+    <li><a href="#ref-for-permissions-policy①⓪">9.8. Is feature enabled in document for origin?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="inherited-policy">
-   <b><a href="#inherited-policy">#inherited-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-inherited-policy" class="dfn-panel" data-for="inherited-policy" id="infopanel-for-inherited-policy">
+   <span id="infopaneltitle-for-inherited-policy" style="display:none">Info about the 'inherited
+    policy' definition.</span><b><a href="#inherited-policy">#inherited-policy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-inherited-policy">4.2. Policies</a> <a href="#ref-for-inherited-policy①">(2)</a>
     <li><a href="#ref-for-inherited-policy②">4.3. Inherited policies</a> <a href="#ref-for-inherited-policy③">(2)</a>
     <li><a href="#ref-for-inherited-policy④">4.6. Container policies</a>
-    <li><a href="#ref-for-inherited-policy⑤">9.6. Create a Permissions Policy for a browsing context from response</a>
-    <li><a href="#ref-for-inherited-policy⑥">9.7. Define an inherited policy for feature in browsing context</a>
-    <li><a href="#ref-for-inherited-policy⑦">9.8. Define an inherited policy for feature in container at origin</a>
-    <li><a href="#ref-for-inherited-policy⑧">9.9. Is feature enabled in document for origin?</a>
+    <li><a href="#ref-for-inherited-policy⑤">9.6. Create a Permissions Policy for a navigable from response</a>
+    <li><a href="#ref-for-inherited-policy⑥">9.7. Define an inherited policy for feature in container at origin</a>
+    <li><a href="#ref-for-inherited-policy⑦">9.8. Is feature enabled in document for origin?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="declared-policy">
-   <b><a href="#declared-policy">#declared-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-declared-policy" class="dfn-panel" data-for="declared-policy" id="infopanel-for-declared-policy">
+   <span id="infopaneltitle-for-declared-policy" style="display:none">Info about the 'declared
+    policy' definition.</span><b><a href="#declared-policy">#declared-policy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-declared-policy">4.2. Policies</a> <a href="#ref-for-declared-policy①">(2)</a>
     <li><a href="#ref-for-declared-policy②">4.3. Inherited policies</a>
     <li><a href="#ref-for-declared-policy③">4.5. Header policies</a>
     <li><a href="#ref-for-declared-policy④">9.1. Process response policy</a>
     <li><a href="#ref-for-declared-policy⑤">9.2. Construct policy from dictionary and origin</a>
-    <li><a href="#ref-for-declared-policy⑥">9.6. Create a Permissions Policy for a browsing context from response</a>
-    <li><a href="#ref-for-declared-policy⑦">9.9. Is feature enabled in document for origin?</a> <a href="#ref-for-declared-policy⑧">(2)</a>
+    <li><a href="#ref-for-declared-policy⑥">9.6. Create a Permissions Policy for a navigable from response</a>
+    <li><a href="#ref-for-declared-policy⑦">9.8. Is feature enabled in document for origin?</a> <a href="#ref-for-declared-policy⑧">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="header-policy">
-   <b><a href="#header-policy">#header-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-header-policy" class="dfn-panel" data-for="header-policy" id="infopanel-for-header-policy">
+   <span id="infopaneltitle-for-header-policy" style="display:none">Info about the 'header policy' definition.</span><b><a href="#header-policy">#header-policy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-header-policy">4.6. Container policies</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="container-policy">
-   <b><a href="#container-policy">#container-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-container-policy" class="dfn-panel" data-for="container-policy" id="infopanel-for-container-policy">
+   <span id="infopaneltitle-for-container-policy" style="display:none">Info about the 'container policy' definition.</span><b><a href="#container-policy">#container-policy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-container-policy">4.3. Inherited policies</a>
     <li><a href="#ref-for-container-policy①">4.6. Container policies</a> <a href="#ref-for-container-policy②">(2)</a> <a href="#ref-for-container-policy③">(3)</a> <a href="#ref-for-container-policy④">(4)</a>
@@ -2886,8 +2882,9 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
     <li><a href="#ref-for-container-policy⑦">9.4. Process permissions policy attributes</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="policy-directive">
-   <b><a href="#policy-directive">#policy-directive</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-policy-directive" class="dfn-panel" data-for="policy-directive" id="infopanel-for-policy-directive">
+   <span id="infopaneltitle-for-policy-directive" style="display:none">Info about the 'policy
+    directive' definition.</span><b><a href="#policy-directive">#policy-directive</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-policy-directive">4.1. Policy-controlled Features</a>
     <li><a href="#ref-for-policy-directive①">4.5. Header policies</a>
@@ -2898,8 +2895,8 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
     <li><a href="#ref-for-policy-directive⑦">9.3. Parse policy directive</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="allowlist">
-   <b><a href="#allowlist">#allowlist</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-allowlist" class="dfn-panel" data-for="allowlist" id="infopanel-for-allowlist">
+   <span id="infopaneltitle-for-allowlist" style="display:none">Info about the 'allowlist' definition.</span><b><a href="#allowlist">#allowlist</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-allowlist">2. Examples</a>
     <li><a href="#ref-for-allowlist①">4.4. Declared policies</a>
@@ -2911,12 +2908,12 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
     <li><a href="#ref-for-allowlist①⓪">6.3.1. allowfullscreen</a>
     <li><a href="#ref-for-allowlist①①">9.2. Construct policy from dictionary and origin</a>
     <li><a href="#ref-for-allowlist①②">9.3. Parse policy directive</a>
-    <li><a href="#ref-for-allowlist①③">9.8. Define an inherited policy for feature in container at origin</a>
-    <li><a href="#ref-for-allowlist①④">9.9. Is feature enabled in document for origin?</a>
+    <li><a href="#ref-for-allowlist①③">9.7. Define an inherited policy for feature in container at origin</a>
+    <li><a href="#ref-for-allowlist①④">9.8. Is feature enabled in document for origin?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="the-special-value">
-   <b><a href="#the-special-value">#the-special-value</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-the-special-value" class="dfn-panel" data-for="the-special-value" id="infopanel-for-the-special-value">
+   <span id="infopaneltitle-for-the-special-value" style="display:none">Info about the 'The special value *' definition.</span><b><a href="#the-special-value">#the-special-value</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-the-special-value">4.8. Allowlists</a>
     <li><a href="#ref-for-the-special-value①">9.2. Construct policy from dictionary and origin</a>
@@ -2924,310 +2921,412 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
     <li><a href="#ref-for-the-special-value③">9.4. Process permissions policy attributes</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="matches">
-   <b><a href="#matches">#matches</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-matches" class="dfn-panel" data-for="matches" id="infopanel-for-matches">
+   <span id="infopaneltitle-for-matches" style="display:none">Info about the 'matches' definition.</span><b><a href="#matches">#matches</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-matches">9.8. Define an inherited policy for feature in container at origin</a>
-    <li><a href="#ref-for-matches①">9.9. Is feature enabled in document for origin?</a>
+    <li><a href="#ref-for-matches">9.7. Define an inherited policy for feature in container at origin</a>
+    <li><a href="#ref-for-matches①">9.8. Is feature enabled in document for origin?</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="policy-controlled-feature-default-allowlist">
-   <b><a href="#policy-controlled-feature-default-allowlist">#policy-controlled-feature-default-allowlist</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-policy-controlled-feature-default-allowlist" class="dfn-panel" data-for="policy-controlled-feature-default-allowlist" id="infopanel-for-policy-controlled-feature-default-allowlist">
+   <span id="infopaneltitle-for-policy-controlled-feature-default-allowlist" style="display:none">Info about the 'default allowlist' definition.</span><b><a href="#policy-controlled-feature-default-allowlist">#policy-controlled-feature-default-allowlist</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-policy-controlled-feature-default-allowlist">4.1. Policy-controlled Features</a>
     <li><a href="#ref-for-policy-controlled-feature-default-allowlist①">4.9. Default Allowlists</a> <a href="#ref-for-policy-controlled-feature-default-allowlist②">(2)</a>
-    <li><a href="#ref-for-policy-controlled-feature-default-allowlist③">9.8. Define an inherited policy for feature in container at origin</a> <a href="#ref-for-policy-controlled-feature-default-allowlist④">(2)</a>
-    <li><a href="#ref-for-policy-controlled-feature-default-allowlist⑤">9.9. Is feature enabled in document for origin?</a> <a href="#ref-for-policy-controlled-feature-default-allowlist⑥">(2)</a>
+    <li><a href="#ref-for-policy-controlled-feature-default-allowlist③">9.7. Define an inherited policy for feature in container at origin</a> <a href="#ref-for-policy-controlled-feature-default-allowlist④">(2)</a>
+    <li><a href="#ref-for-policy-controlled-feature-default-allowlist⑤">9.8. Is feature enabled in document for origin?</a> <a href="#ref-for-policy-controlled-feature-default-allowlist⑥">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="serialized-policy-directive">
-   <b><a href="#serialized-policy-directive">#serialized-policy-directive</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-serialized-policy-directive" class="dfn-panel" data-for="serialized-policy-directive" id="infopanel-for-serialized-policy-directive">
+   <span id="infopaneltitle-for-serialized-policy-directive" style="display:none">Info about the 'serialized-policy-directive' definition.</span><b><a href="#serialized-policy-directive">#serialized-policy-directive</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-serialized-policy-directive">5.1. HTML attribute serialization</a> <a href="#ref-for-serialized-policy-directive①">(2)</a>
     <li><a href="#ref-for-serialized-policy-directive">6.2. The allow attribute of the
     iframe element</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="feature-identifier">
-   <b><a href="#feature-identifier">#feature-identifier</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-feature-identifier" class="dfn-panel" data-for="feature-identifier" id="infopanel-for-feature-identifier">
+   <span id="infopaneltitle-for-feature-identifier" style="display:none">Info about the 'feature-identifier' definition.</span><b><a href="#feature-identifier">#feature-identifier</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-feature-identifier">5.1. HTML attribute serialization</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="allow-list">
-   <b><a href="#allow-list">#allow-list</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-allow-list" class="dfn-panel" data-for="allow-list" id="infopanel-for-allow-list">
+   <span id="infopaneltitle-for-allow-list" style="display:none">Info about the 'allow-list' definition.</span><b><a href="#allow-list">#allow-list</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-allow-list">5.1. HTML attribute serialization</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="allow-list-value">
-   <b><a href="#allow-list-value">#allow-list-value</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-allow-list-value" class="dfn-panel" data-for="allow-list-value" id="infopanel-for-allow-list-value">
+   <span id="infopaneltitle-for-allow-list-value" style="display:none">Info about the 'allow-list-value' definition.</span><b><a href="#allow-list-value">#allow-list-value</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-allow-list-value">5.1. HTML attribute serialization</a> <a href="#ref-for-allow-list-value①">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="serialized-origin">
-   <b><a href="#serialized-origin">#serialized-origin</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-serialized-origin" class="dfn-panel" data-for="serialized-origin" id="infopanel-for-serialized-origin">
+   <span id="infopaneltitle-for-serialized-origin" style="display:none">Info about the 'serialized-origin' definition.</span><b><a href="#serialized-origin">#serialized-origin</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-serialized-origin">5.1. HTML attribute serialization</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissions-policy-header">
-   <b><a href="#permissions-policy-header">#permissions-policy-header</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissions-policy-header" class="dfn-panel" data-for="permissions-policy-header" id="infopanel-for-permissions-policy-header">
+   <span id="infopaneltitle-for-permissions-policy-header" style="display:none">Info about the 'Permissions-Policy' definition.</span><b><a href="#permissions-policy-header">#permissions-policy-header</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-permissions-policy-header">2. Examples</a> <a href="#ref-for-permissions-policy-header①">(2)</a>
     <li><a href="#ref-for-permissions-policy-header②">6.1. Permissions-Policy HTTP Header
     Field</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissionspolicy">
-   <b><a href="#permissionspolicy">#permissionspolicy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissionspolicy" class="dfn-panel" data-for="permissionspolicy" id="infopanel-for-permissionspolicy">
+   <span id="infopaneltitle-for-permissionspolicy" style="display:none">Info about the 'PermissionsPolicy' definition.</span><b><a href="#permissionspolicy">#permissionspolicy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-permissionspolicy">7.1. Overview</a>
     <li><a href="#ref-for-permissionspolicy①">7.1.1. Document policies</a>
     <li><a href="#ref-for-permissionspolicy②">7.2. The permissionsPolicy object</a> <a href="#ref-for-permissionspolicy③">(2)</a> <a href="#ref-for-permissionspolicy④">(3)</a> <a href="#ref-for-permissionspolicy⑤">(4)</a> <a href="#ref-for-permissionspolicy⑥">(5)</a> <a href="#ref-for-permissionspolicy⑦">(6)</a> <a href="#ref-for-permissionspolicy⑧">(7)</a> <a href="#ref-for-permissionspolicy⑨">(8)</a> <a href="#ref-for-permissionspolicy①⓪">(9)</a> <a href="#ref-for-permissionspolicy①①">(10)</a> <a href="#ref-for-permissionspolicy①②">(11)</a> <a href="#ref-for-permissionspolicy①③">(12)</a> <a href="#ref-for-permissionspolicy①④">(13)</a> <a href="#ref-for-permissionspolicy①⑤">(14)</a> <a href="#ref-for-permissionspolicy①⑥">(15)</a> <a href="#ref-for-permissionspolicy①⑦">(16)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="dom-permissionspolicy-allowsfeature">
-   <b><a href="#dom-permissionspolicy-allowsfeature">#dom-permissionspolicy-allowsfeature</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dom-permissionspolicy-allowsfeature" class="dfn-panel" data-for="dom-permissionspolicy-allowsfeature" id="infopanel-for-dom-permissionspolicy-allowsfeature">
+   <span id="infopaneltitle-for-dom-permissionspolicy-allowsfeature" style="display:none">Info about the 'allowsFeature' definition.</span><b><a href="#dom-permissionspolicy-allowsfeature">#dom-permissionspolicy-allowsfeature</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dom-permissionspolicy-allowsfeature">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="dom-permissionspolicy-features">
-   <b><a href="#dom-permissionspolicy-features">#dom-permissionspolicy-features</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dom-permissionspolicy-features" class="dfn-panel" data-for="dom-permissionspolicy-features" id="infopanel-for-dom-permissionspolicy-features">
+   <span id="infopaneltitle-for-dom-permissionspolicy-features" style="display:none">Info about the 'features' definition.</span><b><a href="#dom-permissionspolicy-features">#dom-permissionspolicy-features</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dom-permissionspolicy-features">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="dom-permissionspolicy-allowedfeatures">
-   <b><a href="#dom-permissionspolicy-allowedfeatures">#dom-permissionspolicy-allowedfeatures</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dom-permissionspolicy-allowedfeatures" class="dfn-panel" data-for="dom-permissionspolicy-allowedfeatures" id="infopanel-for-dom-permissionspolicy-allowedfeatures">
+   <span id="infopaneltitle-for-dom-permissionspolicy-allowedfeatures" style="display:none">Info about the 'allowedFeatures' definition.</span><b><a href="#dom-permissionspolicy-allowedfeatures">#dom-permissionspolicy-allowedfeatures</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dom-permissionspolicy-allowedfeatures">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="dom-permissionspolicy-getallowlistforfeature">
-   <b><a href="#dom-permissionspolicy-getallowlistforfeature">#dom-permissionspolicy-getallowlistforfeature</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dom-permissionspolicy-getallowlistforfeature" class="dfn-panel" data-for="dom-permissionspolicy-getallowlistforfeature" id="infopanel-for-dom-permissionspolicy-getallowlistforfeature">
+   <span id="infopaneltitle-for-dom-permissionspolicy-getallowlistforfeature" style="display:none">Info about the 'getAllowlistForFeature' definition.</span><b><a href="#dom-permissionspolicy-getallowlistforfeature">#dom-permissionspolicy-getallowlistforfeature</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dom-permissionspolicy-getallowlistforfeature">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="dom-document-permissionspolicy">
-   <b><a href="#dom-document-permissionspolicy">#dom-document-permissionspolicy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dom-document-permissionspolicy" class="dfn-panel" data-for="dom-document-permissionspolicy" id="infopanel-for-dom-document-permissionspolicy">
+   <span id="infopaneltitle-for-dom-document-permissionspolicy" style="display:none">Info about the 'permissionsPolicy' definition.</span><b><a href="#dom-document-permissionspolicy">#dom-document-permissionspolicy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dom-document-permissionspolicy">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="dom-htmliframeelement-permissionspolicy">
-   <b><a href="#dom-htmliframeelement-permissionspolicy">#dom-htmliframeelement-permissionspolicy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-dom-htmliframeelement-permissionspolicy" class="dfn-panel" data-for="dom-htmliframeelement-permissionspolicy" id="infopanel-for-dom-htmliframeelement-permissionspolicy">
+   <span id="infopaneltitle-for-dom-htmliframeelement-permissionspolicy" style="display:none">Info about the 'permissionsPolicy' definition.</span><b><a href="#dom-htmliframeelement-permissionspolicy">#dom-htmliframeelement-permissionspolicy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-dom-htmliframeelement-permissionspolicy">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="associated-node">
-   <b><a href="#associated-node">#associated-node</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-associated-node" class="dfn-panel" data-for="associated-node" id="infopanel-for-associated-node">
+   <span id="infopaneltitle-for-associated-node" style="display:none">Info about the 'associated node' definition.</span><b><a href="#associated-node">#associated-node</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-associated-node">7.2. The permissionsPolicy object</a> <a href="#ref-for-associated-node①">(2)</a> <a href="#ref-for-associated-node②">(3)</a> <a href="#ref-for-associated-node③">(4)</a> <a href="#ref-for-associated-node④">(5)</a> <a href="#ref-for-associated-node⑤">(6)</a> <a href="#ref-for-associated-node⑥">(7)</a> <a href="#ref-for-associated-node⑦">(8)</a> <a href="#ref-for-associated-node⑧">(9)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="default-origin">
-   <b><a href="#default-origin">#default-origin</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-default-origin" class="dfn-panel" data-for="default-origin" id="infopanel-for-default-origin">
+   <span id="infopaneltitle-for-default-origin" style="display:none">Info about the 'default origin' definition.</span><b><a href="#default-origin">#default-origin</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-default-origin">7.2. The permissionsPolicy object</a> <a href="#ref-for-default-origin①">(2)</a> <a href="#ref-for-default-origin②">(3)</a> <a href="#ref-for-default-origin③">(4)</a> <a href="#ref-for-default-origin④">(5)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="document-policy-object">
-   <b><a href="#document-policy-object">#document-policy-object</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-document-policy-object" class="dfn-panel" data-for="document-policy-object" id="infopanel-for-document-policy-object">
+   <span id="infopaneltitle-for-document-policy-object" style="display:none">Info about the 'policy object' definition.</span><b><a href="#document-policy-object">#document-policy-object</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-document-policy-object">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="iframe-policy-object">
-   <b><a href="#iframe-policy-object">#iframe-policy-object</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-iframe-policy-object" class="dfn-panel" data-for="iframe-policy-object" id="infopanel-for-iframe-policy-object">
+   <span id="infopaneltitle-for-iframe-policy-object" style="display:none">Info about the 'policy object' definition.</span><b><a href="#iframe-policy-object">#iframe-policy-object</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-iframe-policy-object">7.2. The permissionsPolicy object</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="observable-policy">
-   <b><a href="#observable-policy">#observable-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-observable-policy" class="dfn-panel" data-for="observable-policy" id="infopanel-for-observable-policy">
+   <span id="infopaneltitle-for-observable-policy" style="display:none">Info about the 'observable policy' definition.</span><b><a href="#observable-policy">#observable-policy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-observable-policy">7.1.2. Frame policies</a> <a href="#ref-for-observable-policy①">(2)</a>
     <li><a href="#ref-for-observable-policy②">7.2. The permissionsPolicy object</a> <a href="#ref-for-observable-policy③">(2)</a> <a href="#ref-for-observable-policy④">(3)</a> <a href="#ref-for-observable-policy⑤">(4)</a> <a href="#ref-for-observable-policy⑥">(5)</a>
     <li><a href="#ref-for-observable-policy⑦">11.1. Exposure of cross-origin behavior</a> <a href="#ref-for-observable-policy⑧">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="declared-origin">
-   <b><a href="#declared-origin">#declared-origin</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-declared-origin" class="dfn-panel" data-for="declared-origin" id="infopanel-for-declared-origin">
+   <span id="infopaneltitle-for-declared-origin" style="display:none">Info about the 'declared origin' definition.</span><b><a href="#declared-origin">#declared-origin</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-declared-origin">7.2. The permissionsPolicy object</a> <a href="#ref-for-declared-origin①">(2)</a> <a href="#ref-for-declared-origin②">(3)</a>
     <li><a href="#ref-for-declared-origin③">9.4. Process permissions policy attributes</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissions-policy-violation-reports">
-   <b><a href="#permissions-policy-violation-reports">#permissions-policy-violation-reports</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissions-policy-violation-reports" class="dfn-panel" data-for="permissions-policy-violation-reports" id="infopanel-for-permissions-policy-violation-reports">
+   <span id="infopaneltitle-for-permissions-policy-violation-reports" style="display:none">Info about the 'Permissions policy violation reports' definition.</span><b><a href="#permissions-policy-violation-reports">#permissions-policy-violation-reports</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-permissions-policy-violation-reports">8. Reporting</a> <a href="#ref-for-permissions-policy-violation-reports①">(2)</a> <a href="#ref-for-permissions-policy-violation-reports②">(3)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="violate">
-   <b><a href="#violate">#violate</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-violate" class="dfn-panel" data-for="violate" id="infopanel-for-violate">
+   <span id="infopaneltitle-for-violate" style="display:none">Info about the 'violate' definition.</span><b><a href="#violate">#violate</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-violate">8. Reporting</a> <a href="#ref-for-violate①">(2)</a> <a href="#ref-for-violate②">(3)</a> <a href="#ref-for-violate③">(4)</a> <a href="#ref-for-violate④">(5)</a> <a href="#ref-for-violate⑤">(6)</a> <a href="#ref-for-violate⑥">(7)</a>
-    <li><a href="#ref-for-violate⑦">9.10. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-violate⑧">(2)</a>
+    <li><a href="#ref-for-violate⑦">9.9. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-violate⑧">(2)</a>
     <li><a href="#ref-for-violate⑨">11.1. Exposure of cross-origin behavior</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissionspolicyviolationreportbody">
-   <b><a href="#permissionspolicyviolationreportbody">#permissionspolicyviolationreportbody</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissionspolicyviolationreportbody" class="dfn-panel" data-for="permissionspolicyviolationreportbody" id="infopanel-for-permissionspolicyviolationreportbody">
+   <span id="infopaneltitle-for-permissionspolicyviolationreportbody" style="display:none">Info about the 'PermissionsPolicyViolationReportBody' definition.</span><b><a href="#permissionspolicyviolationreportbody">#permissionspolicyviolationreportbody</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-permissionspolicyviolationreportbody">8. Reporting</a>
-    <li><a href="#ref-for-permissionspolicyviolationreportbody①">9.10. Generate report for violation of permissions policy on settings</a>
+    <li><a href="#ref-for-permissionspolicyviolationreportbody①">9.9. Generate report for violation of permissions policy on settings</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissionspolicyviolationreportbody-featureid">
-   <b><a href="#permissionspolicyviolationreportbody-featureid">#permissionspolicyviolationreportbody-featureid</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissionspolicyviolationreportbody-featureid" class="dfn-panel" data-for="permissionspolicyviolationreportbody-featureid" id="infopanel-for-permissionspolicyviolationreportbody-featureid">
+   <span id="infopaneltitle-for-permissionspolicyviolationreportbody-featureid" style="display:none">Info about the 'featureId' definition.</span><b><a href="#permissionspolicyviolationreportbody-featureid">#permissionspolicyviolationreportbody-featureid</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-permissionspolicyviolationreportbody-featureid">9.10. Generate report for violation of permissions policy on settings</a>
+    <li><a href="#ref-for-permissionspolicyviolationreportbody-featureid">9.9. Generate report for violation of permissions policy on settings</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissionspolicyviolationreportbody-sourcefile">
-   <b><a href="#permissionspolicyviolationreportbody-sourcefile">#permissionspolicyviolationreportbody-sourcefile</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissionspolicyviolationreportbody-sourcefile" class="dfn-panel" data-for="permissionspolicyviolationreportbody-sourcefile" id="infopanel-for-permissionspolicyviolationreportbody-sourcefile">
+   <span id="infopaneltitle-for-permissionspolicyviolationreportbody-sourcefile" style="display:none">Info about the 'sourceFile' definition.</span><b><a href="#permissionspolicyviolationreportbody-sourcefile">#permissionspolicyviolationreportbody-sourcefile</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-permissionspolicyviolationreportbody-sourcefile">8. Reporting</a> <a href="#ref-for-permissionspolicyviolationreportbody-sourcefile①">(2)</a>
-    <li><a href="#ref-for-permissionspolicyviolationreportbody-sourcefile②">9.10. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-permissionspolicyviolationreportbody-sourcefile③">(2)</a>
+    <li><a href="#ref-for-permissionspolicyviolationreportbody-sourcefile②">9.9. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-permissionspolicyviolationreportbody-sourcefile③">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissionspolicyviolationreportbody-linenumber">
-   <b><a href="#permissionspolicyviolationreportbody-linenumber">#permissionspolicyviolationreportbody-linenumber</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissionspolicyviolationreportbody-linenumber" class="dfn-panel" data-for="permissionspolicyviolationreportbody-linenumber" id="infopanel-for-permissionspolicyviolationreportbody-linenumber">
+   <span id="infopaneltitle-for-permissionspolicyviolationreportbody-linenumber" style="display:none">Info about the 'lineNumber' definition.</span><b><a href="#permissionspolicyviolationreportbody-linenumber">#permissionspolicyviolationreportbody-linenumber</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-permissionspolicyviolationreportbody-linenumber">9.10. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-permissionspolicyviolationreportbody-linenumber①">(2)</a>
+    <li><a href="#ref-for-permissionspolicyviolationreportbody-linenumber">9.9. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-permissionspolicyviolationreportbody-linenumber①">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissionspolicyviolationreportbody-columnnumber">
-   <b><a href="#permissionspolicyviolationreportbody-columnnumber">#permissionspolicyviolationreportbody-columnnumber</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissionspolicyviolationreportbody-columnnumber" class="dfn-panel" data-for="permissionspolicyviolationreportbody-columnnumber" id="infopanel-for-permissionspolicyviolationreportbody-columnnumber">
+   <span id="infopaneltitle-for-permissionspolicyviolationreportbody-columnnumber" style="display:none">Info about the 'columnNumber' definition.</span><b><a href="#permissionspolicyviolationreportbody-columnnumber">#permissionspolicyviolationreportbody-columnnumber</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-permissionspolicyviolationreportbody-columnnumber">9.10. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-permissionspolicyviolationreportbody-columnnumber①">(2)</a>
+    <li><a href="#ref-for-permissionspolicyviolationreportbody-columnnumber">9.9. Generate report for violation of permissions policy on settings</a> <a href="#ref-for-permissionspolicyviolationreportbody-columnnumber①">(2)</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="permissionspolicyviolationreportbody-disposition">
-   <b><a href="#permissionspolicyviolationreportbody-disposition">#permissionspolicyviolationreportbody-disposition</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-permissionspolicyviolationreportbody-disposition" class="dfn-panel" data-for="permissionspolicyviolationreportbody-disposition" id="infopanel-for-permissionspolicyviolationreportbody-disposition">
+   <span id="infopaneltitle-for-permissionspolicyviolationreportbody-disposition" style="display:none">Info about the 'disposition' definition.</span><b><a href="#permissionspolicyviolationreportbody-disposition">#permissionspolicyviolationreportbody-disposition</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-permissionspolicyviolationreportbody-disposition">8. Reporting</a> <a href="#ref-for-permissionspolicyviolationreportbody-disposition①">(2)</a>
-    <li><a href="#ref-for-permissionspolicyviolationreportbody-disposition②">9.10. Generate report for violation of permissions policy on settings</a>
+    <li><a href="#ref-for-permissionspolicyviolationreportbody-disposition②">9.9. Generate report for violation of permissions policy on settings</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="process-response-policy">
-   <b><a href="#process-response-policy">#process-response-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-process-response-policy" class="dfn-panel" data-for="process-response-policy" id="infopanel-for-process-response-policy">
+   <span id="infopaneltitle-for-process-response-policy" style="display:none">Info about the 'Process response policy' definition.</span><b><a href="#process-response-policy">#process-response-policy</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-process-response-policy">9.6. Create a Permissions Policy for a browsing context from response</a>
+    <li><a href="#ref-for-process-response-policy">9.6. Create a Permissions Policy for a navigable from response</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="construct-policy">
-   <b><a href="#construct-policy">#construct-policy</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-construct-policy" class="dfn-panel" data-for="construct-policy" id="infopanel-for-construct-policy">
+   <span id="infopaneltitle-for-construct-policy" style="display:none">Info about the 'Construct policy from dictionary and origin' definition.</span><b><a href="#construct-policy">#construct-policy</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-construct-policy">9.1. Process response policy</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="parse-policy-directive">
-   <b><a href="#parse-policy-directive">#parse-policy-directive</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-parse-policy-directive" class="dfn-panel" data-for="parse-policy-directive" id="infopanel-for-parse-policy-directive">
+   <span id="infopaneltitle-for-parse-policy-directive" style="display:none">Info about the 'Parse policy directive' definition.</span><b><a href="#parse-policy-directive">#parse-policy-directive</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-parse-policy-directive">9.4. Process permissions policy attributes</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="process-policy-attributes">
-   <b><a href="#process-policy-attributes">#process-policy-attributes</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-process-policy-attributes" class="dfn-panel" data-for="process-policy-attributes" id="infopanel-for-process-policy-attributes">
+   <span id="infopaneltitle-for-process-policy-attributes" style="display:none">Info about the 'Process permissions policy attributes' definition.</span><b><a href="#process-policy-attributes">#process-policy-attributes</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-process-policy-attributes">9.8. Define an inherited policy for feature in container at origin</a>
+    <li><a href="#ref-for-process-policy-attributes">9.7. Define an inherited policy for feature in container at origin</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="create-for-browsingcontext">
-   <b><a href="#create-for-browsingcontext">#create-for-browsingcontext</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-create-for-navigable" class="dfn-panel" data-for="create-for-navigable" id="infopanel-for-create-for-navigable">
+   <span id="infopaneltitle-for-create-for-navigable" style="display:none">Info about the 'Create a Permissions Policy for a navigable' definition.</span><b><a href="#create-for-navigable">#create-for-navigable</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-create-for-browsingcontext">9.6. Create a Permissions Policy for a browsing context from response</a>
+    <li><a href="#ref-for-create-for-navigable">9.6. Create a Permissions Policy for a navigable from response</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="define-inherited-policy">
-   <b><a href="#define-inherited-policy">#define-inherited-policy</a></b><b>Referenced in:</b>
-   <ul>
-    <li><a href="#ref-for-define-inherited-policy">9.5. Create a Permissions Policy for a browsing context</a>
-   </ul>
-  </aside>
-  <aside class="dfn-panel" data-for="define-inherited-policy-in-container">
-   <b><a href="#define-inherited-policy-in-container">#define-inherited-policy-in-container</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-define-inherited-policy-in-container" class="dfn-panel" data-for="define-inherited-policy-in-container" id="infopanel-for-define-inherited-policy-in-container">
+   <span id="infopaneltitle-for-define-inherited-policy-in-container" style="display:none">Info about the 'Define an inherited policy for feature in container at origin' definition.</span><b><a href="#define-inherited-policy-in-container">#define-inherited-policy-in-container</a></b><b>Referenced in:</b>
    <ul>
     <li><a href="#ref-for-define-inherited-policy-in-container">7.2. The permissionsPolicy object</a>
-    <li><a href="#ref-for-define-inherited-policy-in-container①">9.7. Define an inherited policy for feature in browsing context</a>
+    <li><a href="#ref-for-define-inherited-policy-in-container①">9.5. Create a Permissions Policy for a navigable</a>
    </ul>
   </aside>
-  <aside class="dfn-panel" data-for="is-feature-enabled">
-   <b><a href="#is-feature-enabled">#is-feature-enabled</a></b><b>Referenced in:</b>
+  <aside aria-labelledby="infopaneltitle-for-is-feature-enabled" class="dfn-panel" data-for="is-feature-enabled" id="infopanel-for-is-feature-enabled">
+   <span id="infopaneltitle-for-is-feature-enabled" style="display:none">Info about the 'Is feature enabled in document for origin?' definition.</span><b><a href="#is-feature-enabled">#is-feature-enabled</a></b><b>Referenced in:</b>
    <ul>
-    <li><a href="#ref-for-is-feature-enabled">9.8. Define an inherited policy for feature in container at origin</a> <a href="#ref-for-is-feature-enabled①">(2)</a>
-    <li><a href="#ref-for-is-feature-enabled②">9.11. Should request be allowed to use feature?</a>
+    <li><a href="#ref-for-is-feature-enabled">9.7. Define an inherited policy for feature in container at origin</a> <a href="#ref-for-is-feature-enabled①">(2)</a>
+    <li><a href="#ref-for-is-feature-enabled②">9.10. Should request be allowed to use feature?</a>
    </ul>
   </aside>
-<script>/* script-dfn-panel */
-
-document.body.addEventListener("click", function(e) {
-    var queryAll = function(sel) { return [].slice.call(document.querySelectorAll(sel)); }
-    // Find the dfn element or panel, if any, that was clicked on.
-    var el = e.target;
-    var target;
-    var hitALink = false;
-    while(el.parentElement) {
-        if(el.tagName == "A") {
-            // Clicking on a link in a <dfn> shouldn't summon the panel
-            hitALink = true;
+  <details class="mdn-anno unpositioned" data-anno-for="permissions-policy-http-header-field">
+   <summary><b class="less-than-two-engines-flag" title="This feature is in less than two current engines.">⚠</b><span>MDN</span></summary>
+   <div class="feature">
+    <p><a href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Feature-Policy" title="The HTTP Feature-Policy header provides a mechanism to allow and deny the use of browser features in its own frame, and in content within any <iframe> elements in the document.">Headers/Feature-Policy</a></p>
+    <p class="less-than-two-engines-text">In only one current engine.</p>
+    <div class="support">
+     <span class="firefox no"><span>Firefox</span><span>None</span></span><span class="safari no"><span>Safari</span><span>None</span></span><span class="chrome yes"><span>Chrome</span><span>60+</span></span>
+     <hr>
+     <span class="opera no"><span>Opera</span><span>?</span></span><span class="edge_blink yes"><span>Edge</span><span>79+</span></span>
+     <hr>
+     <span class="edge no"><span>Edge (Legacy)</span><span>?</span></span><span class="ie no"><span>IE</span><span>None</span></span>
+     <hr>
+     <span class="firefox_android no"><span>Firefox for Android</span><span>?</span></span><span class="safari_ios no"><span>iOS Safari</span><span>?</span></span><span class="chrome_android no"><span>Chrome for Android</span><span>?</span></span><span class="webview_android no"><span>Android WebView</span><span>?</span></span><span class="samsunginternet_android no"><span>Samsung Internet</span><span>?</span></span><span class="opera_android no"><span>Opera Mobile</span><span>?</span></span>
+    </div>
+   </div>
+  </details>
+<script>/* position-annos */
+"use strict";
+{
+
+function repositionAnnoPanels(){
+    const panels = [...document.querySelectorAll("[data-anno-for]")];
+    const main = document.querySelector("main");
+    let mainRect;
+    if(main) mainRect = main.getBoundingClientRect();
+    for(const panel of panels) {
+        const dfn = document.getElementById(panel.getAttribute("data-anno-for"));
+        if(!dfn) {
+            console.log("Can't find the annotation panel target:", panel);
+            continue;
         }
-        if(el.classList.contains("dfn-paneled")) {
-            target = "dfn";
-            break;
+        const rect = dfn.getBoundingClientRect();
+        const top = window.scrollY + rect.top
+        panel.style.top = top + "px";
+        panel.top = top;
+        panel.height = rect.height;
+        panel.classList.remove("unpositioned");
+        const panelRect = panel.getBoundingClientRect()
+        if(main) {
+            panel.classList.toggle("overlapping-main", panelRect.left < mainRect.right)
         }
-        if(el.classList.contains("dfn-panel")) {
-            target = "dfn-panel";
-            break;
+    }
+    let vSoFar = 0;
+    for(const panel of panels.sort(cmpTops)) {
+        console.log(panel.top, vSoFar);
+        if(panel.top < vSoFar) {
+            panel.top = vSoFar;
+            panel.style.top = vSoFar + "px";
         }
-        el = el.parentElement;
+        vSoFar = panel.top + panel.height + 15;
     }
-    if(target != "dfn-panel") {
+}
+
+function cmpTops(a,b) {
+    return a.top - b.top;
+}
+
+window.addEventListener("load", repositionAnnoPanels);
+window.addEventListener("resize", repositionAnnoPanels);
+}</script>
+<script>/* script-dfn-panel */
+"use strict";
+{
+    function queryAll(sel) {
+        return [].slice.call(document.querySelectorAll(sel));
+    }
+
+    // Add popup behavior to all dfns to show the corresponding dfn-panel.
+    var dfns = document.querySelectorAll('.dfn-paneled');
+    for (let dfn of dfns) { insertDfnPopupAction(dfn); }
+
+    document.body.addEventListener("click", (e) => {
+        // If not handled already, just hide all dfn panels.
+        hideAllDfnPanels();
+    });
+
+    function hideAllDfnPanels() {
         // Turn off any currently "on" or "activated" panels.
-        queryAll(".dfn-panel.on, .dfn-panel.activated").forEach(function(el){
-            el.classList.remove("on");
-            el.classList.remove("activated");
-        });
+        queryAll(".dfn-panel.on, .dfn-panel.activated").forEach(el=>hideDfnPanel(el));
     }
-    if(target == "dfn" && !hitALink) {
-        // open the panel
-        var dfnPanel = document.querySelector(".dfn-panel[data-for='" + el.id + "']");
-        if(dfnPanel) {
-            dfnPanel.classList.add("on");
-            var rect = el.getBoundingClientRect();
-            dfnPanel.style.left = window.scrollX + rect.right + 5 + "px";
-            dfnPanel.style.top = window.scrollY + rect.top + "px";
-            var panelRect = dfnPanel.getBoundingClientRect();
-            var panelWidth = panelRect.right - panelRect.left;
-            if(panelRect.right > document.body.scrollWidth && (rect.left - (panelWidth + 5)) > 0) {
-                // Reposition, because the panel is overflowing
-                dfnPanel.style.left = window.scrollX + rect.left - (panelWidth + 5) + "px";
-            }
-        } else {
-            console.log("Couldn't find .dfn-panel[data-for='" + el.id + "']");
+
+    function showDfnPanel(dfnPanel, dfn) {
+        hideAllDfnPanels(); // Only display one at this time.
+        dfn.setAttribute("aria-expanded", "true");
+        dfnPanel.classList.add("on");
+        dfnPanel.style.left = "5px";
+        dfnPanel.style.top = "0px";
+        const panelRect = dfnPanel.getBoundingClientRect();
+        const panelWidth = panelRect.right - panelRect.left;
+        if (panelRect.right > document.body.scrollWidth) {
+            // Panel's overflowing the screen.
+            // Just drop it below the dfn and flip it rightward instead.
+            // This still wont' fix things if the screen is *really* wide,
+            // but fixing that's a lot harder without 'anchor()'.
+            dfnPanel.style.top = "1.5em";
+            dfnPanel.style.left = "auto";
+            dfnPanel.style.right = "0px";
         }
-    } else if(target == "dfn-panel") {
+    }
+
+    function pinDfnPanel(dfnPanel) {
         // Switch it to "activated" state, which pins it.
-        el.classList.add("activated");
-        el.style.left = null;
-        el.style.top = null;
+        dfnPanel.classList.add("activated");
+        dfnPanel.style.left = null;
+        dfnPanel.style.top = null;
     }
 
-});
-</script>
-<script>/* script-mdn-anno */
-document.body.addEventListener("click", (e) => {
-    if(e.target.closest(".mdn-anno-btn")) {
-        e.target.closest(".mdn-anno").classList.toggle("wrapped");
+    function hideDfnPanel(dfnPanel, dfn) {
+        if(!dfn) {
+            dfn = document.getElementById(dfnPanel.getAttribute("data-for"));
+        }
+        dfn.setAttribute("aria-expanded", "false")
+        dfnPanel.classList.remove("on");
+        dfnPanel.classList.remove("activated");
     }
-});</script>
+
+    function toggleDfnPanel(dfnPanel, dfn) {
+        if(dfnPanel.classList.contains("on")) {
+            hideDfnPanel(dfnPanel, dfn);
+        } else {
+            showDfnPanel(dfnPanel, dfn);
+        }
+    }
+
+    function insertDfnPopupAction(dfn) {
+        // Find dfn panel
+        const dfnPanel = document.querySelector(`.dfn-panel[data-for='${dfn.id}']`);
+        if (dfnPanel) {
+            const panelWrapper = document.createElement('span');
+            panelWrapper.appendChild(dfnPanel);
+            panelWrapper.style.position = "relative";
+            panelWrapper.style.height = "0px";
+            dfn.insertAdjacentElement("afterend", panelWrapper);
+            dfn.setAttribute('role', 'button');
+            dfn.setAttribute('aria-expanded', 'false')
+            dfn.tabIndex = 0;
+            dfn.classList.add('has-dfn-panel');
+            dfn.addEventListener('click', (event) => {
+                showDfnPanel(dfnPanel, dfn);
+                event.stopPropagation();
+            });
+            dfn.addEventListener('keypress', (event) => {
+                const kc = event.keyCode;
+                // 32->Space, 13->Enter
+                if(kc == 32 || kc == 13) {
+                    toggleDfnPanel(dfnPanel, dfn);
+                    event.stopPropagation();
+                    event.preventDefault();
+                }
+            });
+
+            dfnPanel.addEventListener('click', (event) => {
+                pinDfnPanel(dfnPanel);
+                event.stopPropagation();
+            });
+
+            dfnPanel.addEventListener('keydown', (event) => {
+                if(event.keyCode == 27) { // Escape key
+                    hideDfnPanel(dfnPanel, dfn);
+                    event.stopPropagation();
+                    event.preventDefault();
+                }
+            })
+
+        } else {
+            console.log("Couldn't find .dfn-panel[data-for='" + dfn.id + "']");
+        }
+    }
+}
+</script>
 <script>/* script-var-click-highlighting */
 
     "use strict";