Add InstallSplitApk function to device utils.

build/android/update_verification.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.
 
 """Runs semi-automated update testing on a non-rooted device.
 
 This script will help verify that app data is preserved during an update.
 To use this script first run it with the create_app_data option.
@@ skipping 31 matching lines @@
             'select "Backup my data" on the device.')
   device.adb.Backup(app_data, packages=[package_name])
   logging.critical('Application data saved to %s' % app_data)
 
 def TestUpdate(device, old_apk, new_apk, app_data, package_name):
   device.Install(old_apk)
   device.adb.Restore(app_data)
   # Restore command is not synchronous
   raw_input('Select "Restore my data" on the device. Then press enter to '
             'continue.')
-  device_path = device.GetApplicationPath(package_name)
+  device_path = device.GetApplicationPaths(package_name)
   if not device_path:
     raise Exception('Expected package %s to already be installed. '
                     'Package name might have changed!' % package_name)
 
   logging.info('Verifying that %s can be overinstalled.', new_apk)
   device.adb.Install(new_apk, reinstall=True)
   logging.critical('Successfully updated to the new apk. Please verify that '
                    'the application data is preserved.')
 
 def main():
@@ skipping 36 matching lines @@
   if args.command == 'create_app_data':
     CreateAppData(device, args.old_apk, args.app_data, package_name)
   elif args.command == 'test_update':
     TestUpdate(
         device, args.old_apk, args.new_apk, args.app_data, package_name)
   else:
     raise Exception('Unknown test command: %s' % args.command)
 
 if __name__ == '__main__':
   sys.exit(main())