Make WebSWOriginStore::m_webSWServerConnections a WeakHashSet for extra safety
Created attachment 376149 [details] Patch
<rdar://problem/54251058>
Error in TestWTF.WTF.ThreadGroupRemove API test is unrelated.
Comment on attachment 376149 [details] Patch Clearing flags on attachment: 376149 Committed r248666: <https://trac.webkit.org/changeset/248666>
All reviewed patches have been landed. Closing bug.