We're failing the "Does NOT trigger mutation observers when the change to style is redundant" test in web-animations/interfaces/Animation/commitStyles.html.
Pull request: https://github.com/WebKit/WebKit/pull/4972
Committed 255129@main (8687381bc34b): <https://commits.webkit.org/255129@main> Reviewed commits have been landed. Closing PR #4972 and removing active labels.
<rdar://problem/100767212>