The similar thing happens in https://bugs.webkit.org/show_bug.cgi?id=85774
Created attachment 143496 [details] Patch
Comment on attachment 143496 [details] Patch Clearing flags on attachment: 143496 Committed r118303: <http://trac.webkit.org/changeset/118303>
All reviewed patches have been landed. Closing bug.
Mass move bugs into the DOM component.