Causes a compile error.

BUG=angleproject:892

This reverts commit d424da4a.

Change-Id: Ieb8bb99d02f7050306974db5dab72d26474891ac
Reviewed-on: https://chromium-review.googlesource.com/268996Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>