Remove unused Page.ScriptIdentifier protocol type As far as I can tell this was never used by our frontend. Maybe a very very long time ago.
Created attachment 326299 [details] [PATCH] Proposed Fix
Comment on attachment 326299 [details] [PATCH] Proposed Fix r=me
Comment on attachment 326299 [details] [PATCH] Proposed Fix Clearing flags on attachment: 326299 Committed r224586: <https://trac.webkit.org/changeset/224586>
All reviewed patches have been landed. Closing bug.
<rdar://problem/35562159>