Enhance RunPylint to use white_list and black_list arguments.

PRESUBMIT.py

 # Copyright (c) 2009 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.
 
 """Top-level presubmit script for depot tools.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts for
 details on the presubmit API built into gcl.
 """
 
 UNIT_TESTS = [
   'tests.gcl_unittest',
   'tests.gclient_scm_test',
   'tests.gclient_smoketest',
   'tests.gclient_utils_test',
   'tests.presubmit_unittest',
   'tests.scm_unittest',
   'tests.trychange_unittest',
   'tests.watchlists_unittest',
 ]
 
 def CommonChecks(input_api, output_api):
   output = []
   output.extend(input_api.canned_checks.RunPythonUnitTests(
       input_api,
       output_api,
       UNIT_TESTS))
   output.extend(WasGitClUploadHookModified(input_api, output_api))
 
-  def filter_python_sources(affected_file):
-    filepath = affected_file.LocalPath()
-    return ((filepath.endswith('.py') and
-             filepath != 'cpplint.py' and
-             not filepath.startswith('tests')) or
-            filepath == 'git-try')
-
+  white_list = [r'.*\.py$', r'.*git-try$']
+  black_list = list(input_api.DEFAULT_BLACK_LIST) + [
+      r'.*cpplint\.py$', r'.*git_cl_repo.*']
   output.extend(input_api.canned_checks.RunPylint(
       input_api,
       output_api,
-      source_file_filter=filter_python_sources))
+      white_list=white_list,
+      black_list=black_list))
   return output
 
 
 def CheckChangeOnUpload(input_api, output_api):
   return CommonChecks(input_api, output_api)
 
 
 def CheckChangeOnCommit(input_api, output_api):
   output = []
   output.extend(CommonChecks(input_api, output_api))
   output.extend(input_api.canned_checks.CheckDoNotSubmit(
       input_api,
       output_api))
   return output
 
 
 def WasGitClUploadHookModified(input_api, output_api):
   for affected_file in input_api.AffectedSourceFiles(None):
     if (input_api.os_path.basename(affected_file.LocalPath()) ==
         'git-cl-upload-hook'):
       return [output_api.PresubmitPromptWarning(
           'Don\'t forget to fix git-cl to download the newest version of '
           'git-cl-upload-hook')]
   return []