Fix WATCHLIST and add a presubmit check that the watchlist actually works
Fix WATCHLIST and add a presubmit check that the watchlist actually works

BUG=none
R=dpranke@chromium.org

Review URL: https://codereview.chromium.org/59083006

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@161430 bbb929c8-8fbe-4397-9dbb-9b2b20218538

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk