BUG=angleproject:1382

Change-Id: Idee8882a7d7576faaa08418d9d399d836cec8fa7
Reviewed-on: https://chromium-review.googlesource.com/360903
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>