BUG=angleproject:1442

Change-Id: I2ef27478573ec362bff57b532f7fee5731333b06
Reviewed-on: https://chromium-review.googlesource.com/360121Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>