RESOLVED FIXED 281847
[scroll-animations] setting the `timeline` property via the JS API should override any change to the `animation-timeline` CSS property 
https://bugs.webkit.org/show_bug.cgi?id=281847
Summary [scroll-animations] setting the `timeline` property via the JS API should ove...
Antoine Quint
Reported 2024-10-21 02:12:57 PDT
We need to make sure that `animation-timeline` behaves like other CSS properties related to animations in that it should no longer affect the animation if the `timeline` property is set using the JS API.
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Radar WebKit Bug Importer
Comment 1 2024-10-21 02:13:07 PDT
<rdar://problem/138304343>
Antoine Quint
Comment 2 2024-10-21 02:14:52 PDT
Pull request: https://github.com/WebKit/WebKit/pull/35513
EWS
Comment 3 2024-10-21 06:17:04 PDT
Committed 285504@main (313f0ca79b4a): <https://commits.webkit.org/285504@main> Reviewed commits have been landed. Closing PR #35513 and removing active labels.
Fujii Hironori
Comment 4 2024-10-21 13:20:30 PDT
Regressed: Bug 281861 – REGRESSION(285504@main): [ macOS ] imported/w3c/web-platform-tests/scroll-animations/css/animation-timeline-ignored.tentative.html is a constant failure.
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