This is needed for a further CL to unify TS and CQ using PRESUBMIT.py.

BUG=278554

Review URL: https://codereview.chromium.org/54373011

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@232813 0039d316-1c4b-4281-b951-d872f2087c98