WebFullScreenManagerProxy does not need to be ref counted, it is owned by WebPageProxy.
Created attachment 345613 [details] Patch
Comment on attachment 345613 [details] Patch Nice cleanup, thank you!
Comment on attachment 345613 [details] Patch Clearing flags on attachment: 345613 Committed r234143: <https://trac.webkit.org/changeset/234143>
All reviewed patches have been landed. Closing bug.
<rdar://problem/42539293>