Bug 314288

Summary: Regression(312484@main): WKWebView.MessageHandlerFromIframe times out under site isolation
Product: WebKit Reporter: Chris Dumez <cdumez>
Component: WebKit2Assignee: Chris Dumez <cdumez>
Status: RESOLVED FIXED    
Severity: Normal CC: kkinnunen, rniwa, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Chris Dumez
Reported 2026-05-06 22:23:01 PDT
WKWebView.MessageHandlerFromIframe times out under site isolation since 312484@main.
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Add attachment proposed patch, testcase, etc.
Chris Dumez
Comment 1 2026-05-06 23:03:43 PDT
Pull request: https://github.com/WebKit/WebKit/pull/64445
EWS
Comment 2 2026-05-07 05:54:51 PDT
Committed 312794@main (cee12a6fe968): <https://commits.webkit.org/312794@main> Reviewed commits have been landed. Closing PR #64445 and removing active labels.
Radar WebKit Bug Importer
Comment 3 2026-05-07 05:55:13 PDT
<rdar://problem/176456852>
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