TEST=angle_unittests

Change-Id: I49f17444bf0fe6568ec4d3445421c27a562adf1b
Reviewed-on: https://chromium-review.googlesource.com/277040Tested-by: Olli Etuaho <oetuaho@nvidia.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Zhenyao Mo <zmo@chromium.org>