can be applied.  This is the first part for this bug; the second part is in commands.py where this is called by the TS.

BUG=149941

Review URL: https://chromiumcodereview.appspot.com/10917306

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@157355 0039d316-1c4b-4281-b951-d872f2087c98