Filing a bug for a FIXME I added.
I'm on it.
Created attachment 78173 [details] Patch
Comment on attachment 78173 [details] Patch Looks sane.
Comment on attachment 78173 [details] Patch Clearing flags on attachment: 78173 Committed r75287: <http://trac.webkit.org/changeset/75287>
All reviewed patches have been landed. Closing bug.