Tighten match for the chromium 'src' repo.

This was accidentally matching the '/trunk/src' in:
  /trunk/src/chrome/test/data/reliability@237714
and causing that entry to map to chromium/src.git

R=ivanpe@google.com, szager@chromium.org

Review URL: https://codereview.chromium.org/316963004

git-svn-id: http://src.chromium.org/svn/trunk/tools/deps2git@274952 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
1 file changed