[Android][telemetry] Update pylib imports for modules that moved into devil.

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 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 devil.android import apk_helper
 from pylib import constants
-from pylib.utils import apk_helper
 
 
 def GetNewMetadata(device, apk_package):
   """Gets the metadata on the device for the apk_package apk."""
   output = device.RunShellCommand('ls -l /data/app/')
   # Matches lines like:
   # -rw-r--r-- system   system    7376582 2013-04-19 16:34 \
   # org.chromium.chrome.apk
   # -rw-r--r-- system   system    7376582 2013-04-19 16:34 \
   # org.chromium.chrome-1.apk
@@ skipping 74 matching lines @@
       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())