We have a test failure in web-animations/animation-model/keyframe-effects/effect-value-iteration-composite-operation.html due to not invalidating the effect when AnimationEffect.updateTiming() is called and timing properties change.
Pull request: https://github.com/WebKit/WebKit/pull/5636
Committed 255863@main (705266f62fe8): <https://commits.webkit.org/255863@main> Reviewed commits have been landed. Closing PR #5636 and removing active labels.
<rdar://problem/101453609>