Bug 1897501 - Vendor libwebrtc from 91b1cfbfa0

Upstream commit: https://webrtc.googlesource.com/src/+/91b1cfbfa0fa689c0e73d3fe14fe85463f487329
    Fix visiblity of target test_feedback_generator_interface

    It is a public interface and must be visible to allow tests to include the header file.

    Bug: none
    Change-Id: I4e6322c622f62c018b274b751e2c395eed7816e4
    Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/346520
    Reviewed-by: Jakob Ivarsson‎ <jakobiwebrtc.org>
    Commit-Queue: Jakob Ivarsson‎ <jakobiwebrtc.org>
    Reviewed-by: Mirko Bonadei <mbonadeiwebrtc.org>
    Auto-Submit: Per Kjellander <perkjwebrtc.org>
    Cr-Commit-Position: refs/heads/main{#42027}

UltraBlame original commit: 2bd15305cf09cb8ef39f4f3c72577ec07252aaae

third_party/libwebrtc/README.moz-ff-commit

@@ -464956,3 +464956,52 @@ of
 lastest
 vendoring
 c5318e3dbe
+#
+MOZ_LIBWEBRTC_SRC
+=
+/
+home
+/
+mfroman
+/
+mozilla
+/
+moz
+-
+central
+/
+.
+moz
+-
+fast
+-
+forward
+/
+moz
+-
+libwebrtc
+MOZ_LIBWEBRTC_BRANCH
+=
+mozpatches
+bash
+dom
+/
+media
+/
+webrtc
+/
+third_party_build
+/
+fast
+-
+forward
+-
+libwebrtc
+.
+sh
+#
+base
+of
+lastest
+vendoring
+91b1cfbfa0

third_party/libwebrtc/README.mozilla

@@ -768936,3 +768936,91 @@ on
 .
 896850
 .
+#
+.
+/
+mach
+python
+dom
+/
+media
+/
+webrtc
+/
+third_party_build
+/
+vendor
+-
+libwebrtc
+.
+py
+-
+-
+from
+-
+local
+/
+home
+/
+mfroman
+/
+mozilla
+/
+moz
+-
+central
+/
+.
+moz
+-
+fast
+-
+forward
+/
+moz
+-
+libwebrtc
+-
+-
+commit
+mozpatches
+libwebrtc
+libwebrtc
+updated
+from
+/
+home
+/
+mfroman
+/
+mozilla
+/
+moz
+-
+central
+/
+.
+moz
+-
+fast
+-
+forward
+/
+moz
+-
+libwebrtc
+commit
+mozpatches
+on
+2024
+-
+05
+-
+18T03
+:
+39
+:
+45
+.
+709538
+.

third_party/libwebrtc/api/transport/BUILD.gn

@@ -819,6 +819,13 @@ feedback_generator_interface
 h
 "
 ]
+visibility
+=
+[
+"
+*
+"
+]
 deps
 =
 [

third_party/libwebrtc/moz-patch-stack/0030.patch

@@ -3413,10 +3413,10 @@ BUILD
 .
 gn
 index
-c06234e612
+c1fa928782
 .
 .
-ea6cb0efb5
+96dfcb4deb
 100644
 -
 -