Fullscreen to PiP results in exit fullscreen call failure
rdar://problem/40310291
Created attachment 340531 [details] Patch
Created attachment 340646 [details] Patch for landing
The commit-queue encountered the following flaky tests while processing attachment 340646 [details]: media/modern-media-controls/scrubber-support/scrubber-support-drag.html bug 185751 (authors: graouts@apple.com and ryanhaddad@apple.com) The commit-queue is continuing to process your patch.
Comment on attachment 340646 [details] Patch for landing Clearing flags on attachment: 340646 Committed r231924: <https://trac.webkit.org/changeset/231924>