See: https://bugs.webkit.org/show_bug.cgi?id=199866#c40 and Darin's response
Darin's possible solution here seems like a good starting point: https://bugs.webkit.org/show_bug.cgi?id=199866#c42 Maybe we can also allow this for all PtrTraits, instead of opting some of them out
Created attachment 412974 [details] test EWS Let's see what EWS thinks
Created attachment 413334 [details] patch
Committed r269479: <https://trac.webkit.org/changeset/269479> All reviewed patches have been landed. Closing bug and clearing flags on attachment 413334 [details].
<rdar://problem/71096319>