An example of such test: http://test-results.appspot.com/dashboards/flakiness_dashboard.html#showExpectations=true&tests=inspector%2Fdebugger%2Fbreakpoint-manager.html I think this is caused by calling window.addEventListener("beforeunload", onBeforeUnload); without removing such listener in inspector-protocol/page/javascriptDialogEvents.html Patch to follow
Created attachment 192659 [details] Patch
Comment on attachment 192659 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=192659&action=review > LayoutTests/ChangeLog:9 > + Beforeunload message was updated so that it is possible to find it's source from it. ...its source...
Comment on attachment 192659 [details] Patch Clearing flags on attachment: 192659 Committed r145498: <http://trac.webkit.org/changeset/145498>
All reviewed patches have been landed. Closing bug.