Causes angle_end2end_tests failures on Mac

This reverts commit d63243f5.

Change-Id: Idf25d7fe9f4162813a4fc67927191747f660fceb
Reviewed-on: https://chromium-review.googlesource.com/311041Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Corentin Wallez <cwallez@chromium.org>