Needed for: http://codereview.chromium.org/7834045/

BUG=none
TEST=Check that cpplint_chromium.py does not trigger presubmit warnings.

Review URL: http://codereview.chromium.org/7789033

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@100025 0039d316-1c4b-4281-b951-d872f2087c98