This seems unnecessary.
Created attachment 126633 [details] Totally a patch
Created attachment 126634 [details] Less buggy patch Almost introduced a bug there. Let's try again.
Comment on attachment 126634 [details] Less buggy patch Clearing flags on attachment: 126634 Committed r107479: <http://trac.webkit.org/changeset/107479>
All reviewed patches have been landed. Closing bug.