BUG=angleproject:2724

Change-Id: I4a86c88ec8a1508a0961091ad6b4429dcd8775d4
Reviewed-on: https://chromium-review.googlesource.com/1138823Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>