BUG=angle:466

Change-Id: I903ea840e333dfeb44f242a1759aed39974d0510
Reviewed-on: https://chromium-review.googlesource.com/213505Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Reviewed-by: Nicolas Capens <capn@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>