Make sure WebContent process does not get suspended while it is holding a process assertion for the UIProcess. We see this happening in sysdiagnoses, and it means the system ends up killing the WebContent process because it leaked a process assertion.
Created attachment 383977 [details] Patch
Comment on attachment 383977 [details] Patch Clearing flags on attachment: 383977 Committed r252712: <https://trac.webkit.org/changeset/252712>
All reviewed patches have been landed. Closing bug.
<rdar://problem/57374289>