Enable presubmit pylint in build/android.

build/android/gyp/get_device_configuration.py

Index: build/android/gyp/get_device_configuration.py
diff --git a/build/android/gyp/get_device_configuration.py b/build/android/gyp/get_device_configuration.py
index f27c12be4b360acd2882607d64823e987c105ddc..1af48ab0258c5736776e6b9be5b5aed3e2f5ca2a 100755
--- a/build/android/gyp/get_device_configuration.py
+++ b/build/android/gyp/get_device_configuration.py
@@ -10,10 +10,8 @@ This configuration is used by later build steps to determine which devices to
 install to and what needs to be installed to those devices.
 """
 
-import logging
 import optparse
 import os
-import subprocess
 import sys
 
 from util import build_utils
@@ -22,8 +20,6 @@ from util import build_device
 BUILD_ANDROID_DIR = os.path.join(os.path.dirname(__file__), '..')
 sys.path.append(BUILD_ANDROID_DIR)
 
-from pylib.utils import apk_helper
-
 
 def main(argv):
   parser = optparse.OptionParser()