Allow some messages which are required in the message filter in the WebContent process on iOS.
rdar://problem/65529952
Created attachment 404313 [details] Patch
Comment on attachment 404313 [details] Patch Thanks for reviewing!
Committed r264385: <https://trac.webkit.org/changeset/264385> All reviewed patches have been landed. Closing bug and clearing flags on attachment 404313 [details].