BUG=angleproject:197

Change-Id: I66cd10609b2edbcf12b99530eafe1727511fe515
Reviewed-on: https://chromium-review.googlesource.com/296503Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Austin Kinross <aukinros@microsoft.com>
Tested-by: Jamie Madill <jmadill@chromium.org>