Output a list of suggested OWNERS reviewers when needed.

tests/owners_unittest.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Unit tests for owners.py."""
 
 import os
 import sys
 import unittest
@@ skipping 118 matching lines @@
         ],
         [ken],
         ['content', 'content/baz'])
 
   def assert_reviewers_for(self, files, expected_reviewers):
     db = self.db()
     self.assertEquals(db.reviewers_for(set(files)), set(expected_reviewers))
 
   def test_reviewers_for__basic_functionality(self):
     self.assert_reviewers_for(['chrome/gpu/gpu_channel.h'],
-                             [ken, ben, brett, owners.EVERYONE])
+                             [brett])
 
   def test_reviewers_for__set_noparent_works(self):
-    self.assert_reviewers_for(['content/content.gyp'], [john, darin])
+    self.assert_reviewers_for(['content/content.gyp'], [darin])
 
   def test_reviewers_for__valid_inputs(self):
     db = self.db()
 
     # Check that we're passed in a sequence that isn't a string.
     self.assertRaises(AssertionError, db.reviewers_for, 'foo')
     if hasattr(owners.collections, 'Iterable'):
       self.assertRaises(AssertionError, db.reviewers_for,
                         (f for f in ['x', 'y']))
 
@@ skipping 19 matching lines @@
 
   def test_syntax_error__unknown_set(self):
     self.assert_syntax_error('set myfatherisbillgates\n')
 
   def test_syntax_error__bad_email(self):
     self.assert_syntax_error('ben\n')
 
 
 if __name__ == '__main__':
   unittest.main()