Created attachment 391691 [details] video-clip-change-src-diff compositing/video/video-clip-change-src.html Description: This test is flaky failing on Mac throughout the visible history. Many of the diffs show .01% or 4.38%, the oldest diff that I'm able to load appears to show .01% with the same image. History: https://results.webkit.org/?suite=layout-tests&test=compositing%2Fvideo%2Fvideo-clip-change-src.html&platform=mac&limit=50000 Diff: https://build.webkit.org/results/Apple-Catalina-Release-WK2-Tests/r257371%20(3219)/compositing/video/video-clip-change-src-diff.png
<rdar://problem/59782773>
I have marked this test as failing while this issue is investigated. https://trac.webkit.org/changeset/257379/webkit