Enable presubmit pylint in build/android.

build/android/gyp/apk_install.py

 #!/usr/bin/env python
 #
 # 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.
 
 """Installs an APK.
 
 """
 
 import optparse
 import os
 import re
-import subprocess
 import sys
 
 from util import build_device
 from util import build_utils
 from util import md5_check
 
 BUILD_ANDROID_DIR = os.path.join(os.path.dirname(__file__), '..')
 sys.path.append(BUILD_ANDROID_DIR)
 
 from pylib import constants
@@ skipping 21 matching lines @@
 def RecordInstallMetadata(device, apk_package, metadata_path):
   """Records the metadata from the device for apk_package."""
   metadata = GetNewMetadata(device, apk_package)
   if not metadata:
     raise Exception('APK install failed unexpectedly.')
 
   with open(metadata_path, 'w') as outfile:
     outfile.write(metadata)
 
 
-def main(argv):
+def main():
   parser = optparse.OptionParser()
   parser.add_option('--apk-path',
       help='Path to .apk to install.')
   parser.add_option('--install-record',
       help='Path to install record (touched only when APK is installed).')
   parser.add_option('--build-device-configuration',
       help='Path to build device configuration.')
   parser.add_option('--stamp',
       help='Path to touch on success.')
   parser.add_option('--configuration-name',
@@ skipping 27 matching lines @@
       Install,
       record_path=record_path,
       input_paths=[options.apk_path],
       force=force_install)
 
   if options.stamp:
     build_utils.Touch(options.stamp)
 
 
 if __name__ == '__main__':
-  sys.exit(main(sys.argv))
+  sys.exit(main())