The whole file is guarded by #ENABLE(POINTER_LOCK), but includes. There is no reason to include anything in this case similar to other sources.
Created attachment 262249 [details] Patch
Comment on attachment 262249 [details] Patch Clearing flags on attachment: 262249 Committed r190456: <http://trac.webkit.org/changeset/190456>
All reviewed patches have been landed. Closing bug.