RESOLVED FIXED315739
[web-animations] adopt `OrderedHashSet` for `AnimationCollection` and `CSSAnimationCollection` 
https://bugs.webkit.org/show_bug.cgi?id=315739
Summary [web-animations] adopt `OrderedHashSet` for `AnimationCollection` and `CSSAni...
Antoine Quint
Reported 2026-05-28 00:59:59 PDT
A new `OrderedHashSet` class was introduced that can replace `ListHashSet` with better performance and lower memory usage. We should adopt it for the animation-related types that use `ListHashSet`.
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Radar WebKit Bug Importer
Comment 1 2026-05-28 01:00:08 PDT
<rdar://problem/178124843>
Antoine Quint
Comment 2 2026-05-28 01:03:48 PDT
Pull request: https://github.com/WebKit/WebKit/pull/65870
EWS
Comment 3 2026-05-28 06:08:49 PDT
Committed 314033@main (e04760875bf9): <https://commits.webkit.org/314033@main> Reviewed commits have been landed. Closing PR #65870 and removing active labels.
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