<rdar://problem/51826096>
Created attachment 373109 [details] Patch
^^WIP
Created attachment 373140 [details] Patch
Comment on attachment 373140 [details] Patch Clearing flags on attachment: 373140 Committed r246943: <https://trac.webkit.org/changeset/246943>
All reviewed patches have been landed. Closing bug.
<rdar://problem/52356367>