ssia
Created attachment 406679 [details] Patch
<rdar://problem/67629969>
Created attachment 407855 [details] Patch
Created attachment 407856 [details] Patch
Created attachment 407857 [details] Patch
Created attachment 407880 [details] Patch
Committed r266515: <https://trac.webkit.org/changeset/266515> All reviewed patches have been landed. Closing bug and clearing flags on attachment 407880 [details].