RESOLVED FIXED313370
AX: ownerParentObject() shows up heavily in samples on Speedometer despite not using aria-owns 
https://bugs.webkit.org/show_bug.cgi?id=313370
Summary AX: ownerParentObject() shows up heavily in samples on Speedometer despite no...
Tyler Wilcock
Reported 2026-04-26 16:51:21 PDT
Per https://chromestatus.com/metrics/feature/timeline/popularity/2101, 86% of all pages do not use aria-owns a single time, so we should have a fast-path exit in ownerParentObject() to speed up these page loads.
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Radar WebKit Bug Importer
Comment 1 2026-04-26 16:51:26 PDT
<rdar://problem/175637709>
Tyler Wilcock
Comment 2 2026-04-26 16:55:37 PDT
Pull request: https://github.com/WebKit/WebKit/pull/63649
EWS
Comment 3 2026-04-27 07:33:33 PDT
Committed 312093@main (61765172c90f): <https://commits.webkit.org/312093@main> Reviewed commits have been landed. Closing PR #63649 and removing active labels.
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