Enable presubmit pylint in build/android.

build/android/pylib/gtest/setup.py

 # Copyright 2013 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.
 
 """Generates test runner factory and tests for GTests."""
 
 import fnmatch
 import glob
 import logging
 import os
 import shutil
 import sys
 
 from pylib import android_commands
 from pylib import cmd_helper
 from pylib import constants
-from pylib import ports
 
-import test_package_apk
-import test_package_exe
-import test_runner
+from . import test_package_apk
+from . import test_package_exe
+from . import test_runner
 
 sys.path.insert(0,
                 os.path.join(constants.DIR_SOURCE_ROOT, 'build', 'util', 'lib',
                              'common'))
 import unittest_util
 
 
 _ISOLATE_FILE_PATHS = {
     'base_unittests': 'base/base_unittests.isolate',
     'breakpad_unittests': 'breakpad/breakpad_unittests.isolate',
@@ skipping 22 matching lines @@
     'system_wrappers_unittests':
       'system_wrappers/source/system_wrappers_unittests.isolate',
     'test_support_unittests': 'test/test_support_unittests.isolate',
     'tools_unittests': 'tools/tools_unittests.isolate',
     'video_engine_core_unittests':
       'video_engine/video_engine_core_unittests.isolate',
     'voice_engine_unittests': 'voice_engine/voice_engine_unittests.isolate',
 }
 
 # Append the WebRTC tests with the full path from Chromium's src/ root.
-for test, isolate_path in _WEBRTC_ISOLATE_FILE_PATHS.items():
-  _ISOLATE_FILE_PATHS[test] = 'third_party/webrtc/%s' % isolate_path
+for webrtc_test, isolate_path in _WEBRTC_ISOLATE_FILE_PATHS.items():
+  _ISOLATE_FILE_PATHS[webrtc_test] = 'third_party/webrtc/%s' % isolate_path
 
 # Used for filtering large data deps at a finer grain than what's allowed in
 # isolate files since pushing deps to devices is expensive.
 # Wildcards are allowed.
 _DEPS_EXCLUSION_LIST = [
     'chrome/test/data/extensions/api_test',
     'chrome/test/data/extensions/secure_shell',
     'chrome/test/data/firefox*',
     'chrome/test/data/gpu',
     'chrome/test/data/image_decoding',
@@ skipping 210 matching lines @@
         test_options.suite_name)
     if not os.path.exists(test_package.suite_path):
       raise Exception(
           'Did not find %s target. Ensure it has been built.'
           % test_options.suite_name)
   logging.warning('Found target %s', test_package.suite_path)
 
   _GenerateDepsDirUsingIsolate(test_options.suite_name)
 
   # Constructs a new TestRunner with the current options.
-  def TestRunnerFactory(device, shard_index):
+  def TestRunnerFactory(device, _shard_index):
     return test_runner.TestRunner(
         test_options,
         device,
         test_package)
 
   tests = _GetTestsFromDevice(TestRunnerFactory, devices)
   if test_options.run_disabled:
     test_options = test_options._replace(
         test_arguments=('%s --gtest_also_run_disabled_tests' %
                         test_options.test_arguments))
   else:
     tests = _FilterDisabledTests(tests, test_options.suite_name,
                                  bool(test_options.gtest_filter))
   if test_options.gtest_filter:
     tests = unittest_util.FilterTestNames(tests, test_options.gtest_filter)
 
   # Coalesce unit tests into a single test per device
   if test_options.suite_name != 'content_browsertests':
     num_devices = len(devices)
     tests = [':'.join(tests[i::num_devices]) for i in xrange(num_devices)]
     tests = [t for t in tests if t]
 
   return (TestRunnerFactory, tests)