Add tools/emacs watch.

BUG=none
TEST=manual: python ../../depot_tools/watchlists.py WATCHLISTS tools/emacs/flymake-chromium.el

Review URL: http://codereview.chromium.org/8113005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@103742 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/WATCHLISTS b/WATCHLISTS
index e9bb019..0231baa 100644
--- a/WATCHLISTS
+++ b/WATCHLISTS
@@ -269,6 +269,9 @@
                   '|ui/base/accessibility/.*' \
                   '|views/accessibility/.*'
     },
+    'tools_emacs': {
+      'filepath': 'tools/emacs/.*',
+    },
   },
 
   'WATCHLISTS': {
@@ -367,5 +370,6 @@
                       '[email protected]'],
     'aura': ['[email protected]'],
     'views_core': ['[email protected]'],
+    'tools_emacs': ['[email protected]'],
   },
 }