Branch: refs/heads/webkitglib/2.46
  Home:   https://github.com/WebKit/WebKit
  Commit: 8359503b846d392673667fb5991bd6515ec057d0
      
https://github.com/WebKit/WebKit/commit/8359503b846d392673667fb5991bd6515ec057d0
  Author: Ryan Reno <[email protected]>
  Date:   2024-09-25 (Wed, 25 Sep 2024)

  Changed paths:
    M Source/WebCore/Modules/reporting/ReportingObserver.cpp

  Log Message:
  -----------
  Cherry-pick 282645@main (b5502f0dc670). 
https://bugs.webkit.org/show_bug.cgi?id=278534

    REGRESSION (280886@main) ReportingObserver can be garbage collected while a 
task is queued to make report callbacks.
    https://bugs.webkit.org/show_bug.cgi?id=278534
    rdar://133409507

    Reviewed by Brent Fulgham.

    In 280886@main I tied the lifetime of the ReportingObserver object to
    whether or not it is observing reports by making it an ActiveDOMObject.
    In some cases (especially 
imported/w3c/web-platform-tests/reporting/disconnect.html)
    the object and its callback can be garbage collected while there's an
    outstanding task to make the callback with its reports which can
    cause a null pointer dereference when attempting to invoke the callback.

    This change will keep the object alive until after the callback has been
    serviced, even if all references are dropped and the ReportingObserver
    has disconnected.

    * Source/WebCore/Modules/reporting/ReportingObserver.cpp:
    (WebCore::ReportingObserver::appendQueuedReportIfCorrectType):

    Canonical link: https://commits.webkit.org/282645@main

Canonical link: https://commits.webkit.org/282416.152@webkitglib/2.46


  Commit: 9aed97a611cba985a0c9cd626f1ae917e945d715
      
https://github.com/WebKit/WebKit/commit/9aed97a611cba985a0c9cd626f1ae917e945d715
  Author: Philippe Normand <[email protected]>
  Date:   2024-09-25 (Wed, 25 Sep 2024)

  Changed paths:
    M 
Source/WebCore/Modules/mediastream/gstreamer/GStreamerRtpTransceiverBackend.cpp
    M 
Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingVideoSourceGStreamer.cpp

  Log Message:
  -----------
  Cherry-pick 284212@main (aab43ebf7ddb). 
https://bugs.webkit.org/show_bug.cgi?id=280266

    [GStreamer][WebRTC] Changing codec preferences on a transceiver can lead to 
invalid SDP fmtp parameters in SDP
    https://bugs.webkit.org/show_bug.cgi?id=280266

    Reviewed by Xabier Rodriguez-Calvar.

    In 252497@main support for VP9 profile2 was added, by keeping track of the 
fmtp parameters in the
    transceiver codec preferences, using codec-prefixed fields, which were then 
read by the outgoing
    video source at the moment of configuring the encoder. The issue is that 
those fields with custom
    prefix can end-up in SDP offers, and they're not spec compliant. So don't 
use a prefix for those.

    * 
Source/WebCore/Modules/mediastream/gstreamer/GStreamerRtpTransceiverBackend.cpp:
    (WebCore::toRtpCodecCapability):
    * 
Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingVideoSourceGStreamer.cpp:
    (WebCore::RealtimeOutgoingVideoSourceGStreamer::setPayloadType):

    Canonical link: https://commits.webkit.org/284212@main

Canonical link: https://commits.webkit.org/282416.153@webkitglib/2.46


  Commit: 7c24b6e0b6e64e1476220456f797abee12a3e1fa
      
https://github.com/WebKit/WebKit/commit/7c24b6e0b6e64e1476220456f797abee12a3e1fa
  Author: Philippe Normand <[email protected]>
  Date:   2024-09-25 (Wed, 25 Sep 2024)

  Changed paths:
    M 
Source/WebCore/platform/mediastream/gstreamer/GStreamerMediaStreamSource.cpp

  Log Message:
  -----------
  Cherry-pick 284211@main (678c69226d9c). 
https://bugs.webkit.org/show_bug.cgi?id=280269

    REGRESSION(284065@main): [GStreamer][MediaStream] Assertion failure 
ASSERTION FAILED: canSafelyBeUsed()
    https://bugs.webkit.org/show_bug.cgi?id=280269

    Reviewed by Xabier Rodriguez-Calvar.

    Using WeakPtr for keeping track of the MediaStreamTrackPrivate in the 
mediastreamsrc element was a
    mistake because the video frame dispatching can be triggered from a 
different thread.
    ThreadSafeWeakPtr can't be used either, and actually there's no risk of 
reference cycles here, so
    use RefPtr.

    * 
Source/WebCore/platform/mediastream/gstreamer/GStreamerMediaStreamSource.cpp:

    Canonical link: https://commits.webkit.org/284211@main

Canonical link: https://commits.webkit.org/282416.154@webkitglib/2.46


Compare: https://github.com/WebKit/WebKit/compare/71f816fba474...7c24b6e0b6e6

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