RESOLVED FIXED299139
ProcessSyncClient doesn't have enough context to broadcast FrameTreeSyncData changes. 
https://bugs.webkit.org/show_bug.cgi?id=299139
Summary ProcessSyncClient doesn't have enough context to broadcast FrameTreeSyncData ...
Matt Woodrow
Reported 2025-09-18 16:50:26 PDT
ProcessSyncClient just receives the changed value, but doesn't know which Frame it should be applied to in other processes.
Attachments
Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2025-09-18 16:50:53 PDT
<rdar://problem/160897245>
Matt Woodrow
Comment 2 2025-09-18 17:05:40 PDT
Pull request: https://github.com/WebKit/WebKit/pull/50966
EWS
Comment 3 2025-09-29 19:00:12 PDT
Committed 300728@main (050cd7e231df): <https://commits.webkit.org/300728@main> Reviewed commits have been landed. Closing PR #50966 and removing active labels.
Ben Nham
Comment 4 2025-09-30 20:08:30 PDT
Reopened Bugzilla. Revert 300728@main (caused 6% PLT Site Isolation regression), tracking revert in https://bugs.webkit.org/show_bug.cgi?id=299928.
Matt Woodrow
Comment 5 2025-10-05 16:11:21 PDT
Pull request: https://github.com/WebKit/WebKit/pull/51838
EWS
Comment 6 2025-10-07 17:46:27 PDT
Committed 301176@main (3984e2df0458): <https://commits.webkit.org/301176@main> Reviewed commits have been landed. Closing PR #51838 and removing active labels.
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