This is mainly to reduce the spam that the commit queue adds to
commit-bot@chromium.org as all follow up emails on code reviews are sent to it
because it was adding itself as a reviewer, even if it is not.

R=rogerta@chromium.org
BUG=


Review URL: https://chromiumcodereview.appspot.com/10918075

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@155141 0039d316-1c4b-4281-b951-d872f2087c98