No functional changes intended.

BUG=angleproject:591

Change-Id: Ieccf0b792766be86a3533e5324ce6f83ee508ad5
Reviewed-on: https://chromium-review.googlesource.com/316601Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Corentin Wallez <cwallez@chromium.org>