As per the latest WebWorker specification, the WorkerGlobalScope.onerror and Window.onerror event handlers should be given the column as fourth argument: http://www.whatwg.org/specs/web-apps/current-work/multipage/workers.html#workerglobalscope http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#onerroreventhandler This is already supported by IE10 and Blink. Corresponding Blink revision: https://src.chromium.org/viewvc/blink?revision=154630&view=revision Test case: http://samples.msdn.microsoft.com/ietestcenter/WebWorkers/webworkers_harness.htm?url=WorkerGlobalScope_ErrorEvent_colno.htm
Created attachment 207733 [details] Patch
Created attachment 207734 [details] Patch
Comment on attachment 207734 [details] Patch r=me
Comment on attachment 207734 [details] Patch Clearing flags on attachment: 207734 Committed r153480: <http://trac.webkit.org/changeset/153480>
All reviewed patches have been landed. Closing bug.