rdar://problem/33184886
Created attachment 316001 [details] Patch v1
Comment on attachment 316001 [details] Patch v1 Needs an API test.
Created attachment 316042 [details] Patch v2
Comment on attachment 316042 [details] Patch v2 Clearing flags on attachment: 316042 Committed r219709: <http://trac.webkit.org/changeset/219709>
All reviewed patches have been landed. Closing bug.