BUG=angleproject:1004

Change-Id: I6f50226b21ff92ac85dbe5ed2e39dcc4f7e39306
Reviewed-on: https://chromium-review.googlesource.com/272160Tested-by: Cooper Partin <coopp@microsoft.com>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>