Seems to be causing failures on the Mac GPU FYI bots.
SurfaceTest.DestructionDeletesImpl seems to crash.

BUG=angleproject:891
BUG=522557

This reverts commit 264ab56f.

Change-Id: I80aeecb8e191de011d9afe6534d0285dcffa82a3
Reviewed-on: https://chromium-review.googlesource.com/294540Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>