Bug 261902

Summary: Have RenderObject subclass CanMakeCheckedPtr
Product: WebKit Reporter: Chris Dumez <cdumez>
Component: Layout and RenderingAssignee: Chris Dumez <cdumez>
Status: RESOLVED FIXED    
Severity: Normal CC: bfulgham, simon.fraser, webkit-bug-importer, zalan
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Description Chris Dumez 2023-09-21 12:37:23 PDT 
Have RenderObject subclass CanMakeCheckedPtr so that we can adopt CheckedPtr / CheckedRef in rendering code for safety.
We were previously relying on WeakPtr but it turned out to be too costly and cause performance regressions.
Comment 1 Chris Dumez 2023-09-21 12:40:08 PDT 
Pull request: https://github.com/WebKit/WebKit/pull/18036
Comment 2 EWS 2023-09-21 20:02:26 PDT 
Committed 268298@main (60da0af82782): <https://commits.webkit.org/268298@main>

Reviewed commits have been landed. Closing PR #18036 and removing active labels.
Comment 3 Radar WebKit Bug Importer 2023-09-21 20:03:20 PDT 
<rdar://problem/115874373>