BUG=angleproject:1442

Change-Id: I13240e931e6f121d175d2cd6b41324d38bb39a5c
Reviewed-on: https://chromium-review.googlesource.com/405831
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>