(REGRESSION:253790@main) Fullscreen animation on NHL.com looks weird
<rdar://problem/100463264>
Pull request: https://github.com/WebKit/WebKit/pull/5001
Committed 255391@main (f66eadee1b7a): <https://commits.webkit.org/255391@main> Reviewed commits have been landed. Closing PR #5001 and removing active labels.