These were vestigal from previous code.

BUG=angleproject:1593

Change-Id: I1d9a8e6f60d1dadf8a8a598bdbddd98457eb559c
Reviewed-on: https://chromium-review.googlesource.com/442651Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>