Update index.bs

spec/index.bs

@@ -791,11 +791,11 @@ the exception thrown.
     1. If |loginStatus| is [=logged-out=], the user agent SHOULD set |loginStatus| to [=unknown=] and MUST do one of the following:
 
         * Return (failure, false).
-        * Prompt the user whether to continue. This MAY include having to [=allow an affordance to show an IDP login dialog=].
+        * Prompt the user whether to continue. This MAY include an affordance to [=show an IDP login dialog=].
 
             * If the user cancels this dialog, return (failure, true).
-            * If the user continues, trigger [=allow an affordance to show an IDP login dialog=].
-        * If |mode| is [=active=] and [=transient activation=] is present, trigger [=show an IDP login dialog=].
+            * If the user triggers this affordance, [=fetch the config file and show an IDP login dialog=].
+        * If |mode| is [=active=] and [=transient activation=] is present, [=fetch the config file and show an IDP login dialog=].
 
     1. Let |requiresUserMediation| be |provider|'s {{IdentityProviderConfig/configURL}}'s [=/origin=]'s
         [=requires user mediation=].
@@ -1462,7 +1462,7 @@ success or failure.
 </div>
 
 <div algorithm>
-To <dfn>allow an affordance to show an IDP login dialog</dfn> given an {{IdentityProviderConfig}} |provider|, and a |globalObject|, run the following steps. This returns
+To <dfn>fetch the config file and show an IDP login dialog</dfn> given an {{IdentityProviderConfig}} |provider|, and a |globalObject|, run the following steps. This returns
 success or failure.
     1. Assert: these steps are running [=in parallel=].
     1. Let |config| be the result of running [=fetch the config file=]