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Created attachment 446208 [details] Patch
Comment on attachment 446208 [details] Patch This adds dead code so needs way more words about motivation.
this will be used in <https://webkit.org/b/191379> (hence why this bug blocks that) i'll explain in the ChangeLog
Created attachment 446218 [details] Patch
Committed r286630 (244943@main): <https://commits.webkit.org/244943@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 446218 [details].
<rdar://problem/86182891>