GitLab

BUG=706832
TEST=Remove -Wno-shift-negative-values from Chrome OS build.
TEST=Build Chrome for Chrome OS, no warnings/errors.
TEST=Build Chrome with chromeos=1, no warnings/errors.

Change-Id: I71936ec6d3a41c787febe1b83f865fed2cd322fa
Reviewed-on: https://chromium-review.googlesource.com/546035Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Jorge Lucangeli Obes <jorgelo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#481926}