Remove access to IOSurfaceSendRight in the WebContent process on macOS, since there are no reports of this being used.
<rdar://problem/70496356>
Created attachment 418722 [details] Patch
Comment on attachment 418722 [details] Patch r=me.
Comment on attachment 418722 [details] Patch Thanks for reviewing!
Committed r272069: <https://trac.webkit.org/changeset/272069> All reviewed patches have been landed. Closing bug and clearing flags on attachment 418722 [details].