Seems to have quite a few warnings in 64-bit on my machine.

BUG=angleproject:1120

This reverts commit c5cf9bc4.

Change-Id: I86768b900aeba52e7a2242d9ae8949f93f1a5ba9
Reviewed-on: https://chromium-review.googlesource.com/293280Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>