RESOLVED FIXED 276754
Avoid crashing if traverseUnchangedSubtree can't find the same backingSharingProvider 
https://bugs.webkit.org/show_bug.cgi?id=276754
Summary Avoid crashing if traverseUnchangedSubtree can't find the same backingSharing...
Matt Woodrow
Reported 2024-07-17 19:36:21 PDT
This currently is a nullptr crash if backingProviderCandidateForLayer returns nullptr. We should be able to see if the candidate used from the last update is still available, and use that to avoid the crash (but still render incorrectly).
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Radar WebKit Bug Importer
Comment 1 2024-07-17 19:36:45 PDT
<rdar://problem/131972979>
Matt Woodrow
Comment 2 2024-07-17 19:39:09 PDT
Pull request: https://github.com/WebKit/WebKit/pull/30937
EWS
Comment 3 2024-07-18 15:55:17 PDT
Committed 281112@main (20ba7372309c): <https://commits.webkit.org/281112@main> Reviewed commits have been landed. Closing PR #30937 and removing active labels.
EWS
Comment 4 2024-07-19 10:44:13 PDT
Committed 280938.68@integration/ci/131972979_20ba737230_safari-7619-branch (f0e117fe07b8): <https://commits.webkit.org/280938.68@integration/ci/131972979_20ba737230_safari-7619-branch> Reviewed commits have been landed. Closing PR #1435 and removing active labels.
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