Make sure UniqueIDBDatabaseConnection unregisters itself even if its database is gone
Created attachment 366829 [details] Patch
Created attachment 366845 [details] Patch
Comment on attachment 366829 [details] Patch Clearing flags on attachment: 366829 Committed r244027: <https://trac.webkit.org/changeset/244027>
All reviewed patches have been landed. Closing bug.
<rdar://problem/49700808>