See https://bugs.webkit.org/show_bug.cgi?id=201879#c9.
Created attachment 379138 [details] proposed patch.
Comment on attachment 379138 [details] proposed patch. Thanks for the review.
Comment on attachment 379138 [details] proposed patch. Clearing flags on attachment: 379138 Committed r250097: <https://trac.webkit.org/changeset/250097>
All reviewed patches have been landed. Closing bug.
<rdar://problem/55527175>