Splitting from 161212
<rdar://problem/28216813>
Created attachment 288360 [details] Proposed Fix
Comment on attachment 288360 [details] Proposed Fix r=me
Comment on attachment 288360 [details] Proposed Fix Clearing flags on attachment: 288360 Committed r205692: <http://trac.webkit.org/changeset/205692>
All reviewed patches have been landed. Closing bug.