Enable presubmit pylint in build/android.

build/android/pylib/gtest/setup.py

Index: build/android/pylib/gtest/setup.py
diff --git a/build/android/pylib/gtest/setup.py b/build/android/pylib/gtest/setup.py
index 6ea06fc3d8ad67db7f9dade5af63e917648c2b53..86718bff50ee8cd6bccf1cc2bbb83a382940f6a0 100644
--- a/build/android/pylib/gtest/setup.py
+++ b/build/android/pylib/gtest/setup.py
@@ -14,11 +14,10 @@ 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',
@@ -61,8 +60,8 @@ _WEBRTC_ISOLATE_FILE_PATHS = {
 }
 
 # 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.
@@ -293,7 +292,7 @@ def Setup(test_options, devices):
   _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,