I think we can avoid the updateStyleIfNeeded() call in FrameLoader::dispatchUnloadEvents()
Created attachment 300032 [details] Patch for EWS Let's see what EWS thinks.
Created attachment 300033 [details] Patch
Comment on attachment 300033 [details] Patch Clearing flags on attachment: 300033 Committed r211336: <http://trac.webkit.org/changeset/211336>
All reviewed patches have been landed. Closing bug.