BUG=angleproject:2395
TEST=angle_end2end_tests

Change-Id: Ife833a6573c49fc453c120ebc66765064d807b16
Reviewed-on: https://chromium-review.googlesource.com/954991Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>