remove unneeded didBecomePrototype() calls
Created attachment 372907 [details] Patch
Comment on attachment 372907 [details] Patch Clearing flags on attachment: 372907 Committed r246837: <https://trac.webkit.org/changeset/246837>
All reviewed patches have been landed. Closing bug.
<rdar://problem/52218894>
<rdar://problem/52218897>