Add input_api.logging.

tests/presubmit_unittest.py

 #!/usr/bin/env python
 # Copyright (c) 2011 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 presubmit_support.py and presubmit_canned_checks.py."""
 
 # pylint is too confused.
 # pylint: disable=E1101,E1103,R0201,W0212,W0403
 
@@ skipping 775 matching lines @@
   def testMembersChanged(self):
     self.mox.ReplayAll()
     members = [
       'AbsoluteLocalPaths', 'AffectedFiles', 'AffectedSourceFiles',
       'AffectedTextFiles',
       'DEFAULT_BLACK_LIST', 'DEFAULT_WHITE_LIST',
       'DepotToLocalPath', 'FilterSourceFile', 'LocalPaths',
       'LocalToDepotPath',
       'PresubmitLocalPath', 'ReadFile', 'RightHandSideLines', 'ServerPaths',
       'basename', 'cPickle', 'cStringIO', 'canned_checks', 'change', 'environ',
-      'host_url', 'is_committing', 'json', 'marshal', 'os_listdir', 'os_walk',
+      'host_url', 'is_committing', 'json', 'logging', 'marshal', 'os_listdir',
+      'os_walk',
       'os_path', 'owners_db', 'pickle', 'platform', 'python_executable', 're',
       'rietveld', 'subprocess', 'tbr', 'tempfile', 'time', 'traceback',
       'unittest', 'urllib2', 'version', 'verbose',
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(
         presubmit.InputApi(self.fake_change, './.', False, False, None, False),
         members)
 
   def testDepotToLocalPath(self):
@@ skipping 1350 matching lines @@
         whitelist=['^a$', '^b$'],
         blacklist=['a'])
     self.assertEqual(results, [])
     self.checkstdout(
         'Running %s\n' % presubmit.os.path.join('random_directory', 'b'))
 
 
 if __name__ == '__main__':
   import unittest
   unittest.main()