<rdar://problem/74389497>
<rdar://problem/74425464>
In the past, if a video element was rendering local mic and local camera, and the page gets backgrounded, it would continue playing audio in the background. Playing a MediaStream through an audio element still works. After https://commits.webkit.org/r272583 though, this no longer works.
Created attachment 420616 [details] Patch
Created attachment 420621 [details] Patch
Comment on attachment 420621 [details] Patch Win error unrelated
Committed r273069: <https://commits.webkit.org/r273069> All reviewed patches have been landed. Closing bug and clearing flags on attachment 420621 [details].