REGRESSION (267754@main): Unable to play embedded web videos in iWork apps
<rdar://problem/116493190>
Pull request: https://github.com/WebKit/WebKit/pull/19932
Committed 270196@main (86dd02d51f92): <https://commits.webkit.org/270196@main> Reviewed commits have been landed. Closing PR #19932 and removing active labels.