every time we access the table element. -and also, we probably should not do this during tree construction either.
<rdar://problem/34777030>
Created attachment 322451 [details] Patch
Created attachment 322492 [details] Patch
Comment on attachment 322492 [details] Patch Clearing flags on attachment: 322492 Committed r222790: <http://trac.webkit.org/changeset/222790>
All reviewed patches have been landed. Closing bug.