one too many layers.
<rdar://problem/55811532>
Created attachment 379796 [details] Patch
Created attachment 379799 [details] Patch
Created attachment 379802 [details] Patch
Comment on attachment 379802 [details] Patch Clearing flags on attachment: 379802 Committed r250490: <https://trac.webkit.org/changeset/250490>
All reviewed patches have been landed. Closing bug.