Web process crashes at WebCore: WebCore::HTMLMediaElement::prepareForVideoFullscreenStandby
<rdar://68335508>
Created attachment 408264 [details] Patch
Created attachment 408265 [details] Patch
Committed r266752: <https://trac.webkit.org/changeset/266752> All reviewed patches have been landed. Closing bug and clearing flags on attachment 408265 [details].