WebKit has some unique failures for css/css-transitions/changing-while-transition-004.html. See https://wpt.fyi/results/css/css-transitions/changing-while-transition-004.html?label=experimental&label=master&aligned.
<rdar://problem/87785199>
Pull request: https://github.com/WebKit/WebKit/pull/10211
Committed 260398@main (72fbef832988): <https://commits.webkit.org/260398@main> Reviewed commits have been landed. Closing PR #10211 and removing active labels.