[Webkit-unassigned] [Bug 221505] New: REGRESSION [ MacOS WK2 ] http/wpt/mediarecorder/MediaRecorder-AV-audio-video-dataavailable.html is text failing

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=221505

            Bug ID: 221505
           Summary: REGRESSION [ MacOS WK2 ]
                    http/wpt/mediarecorder/MediaRecorder-AV-audio-video-da
                    taavailable.html is text failing
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Jenner at apple.com

http/wpt/mediarecorder/MediaRecorder-AV-audio-video-dataavailable.html

Is failing in MacOS in WK2. 

HISTORY URL:
https://results.webkit.org/?suite=layout-tests&test=http%2Fwpt%2Fmediarecorder%2FMediaRecorder-AV-audio-video-dataavailable.html

DIFF URL:
https://build.webkit.org/results/Apple-BigSur-Release-WK2-Tests/r272436%20(1463)/http/wpt/mediarecorder/MediaRecorder-AV-audio-video-dataavailable-pretty-diff.html

TEXT DIFF:
--- /Volumes/Data/slave/bigsur-release-tests-wk2/build/layout-test-results/http/wpt/mediarecorder/MediaRecorder-AV-audio-video-dataavailable-expected.txt
+++ /Volumes/Data/slave/bigsur-release-tests-wk2/build/layout-test-results/http/wpt/mediarecorder/MediaRecorder-AV-audio-video-dataavailable-actual.txt
@@ -1,4 +1,4 @@


-PASS MediaRecorder can successfully record the video for a audio-video stream
+FAIL MediaRecorder can successfully record the video for a audio-video stream assert_approx_equals: Red channel of the pixel at (25, 25) expected 255 +/- 50 but got 0


Reproduced failures in r272426 using test:

run-webkit-test http/wpt/mediarecorder/MediaRecorder-AV-audio-video-dataavailable.html --iterations 1000 -f

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