[Android] Switch to DeviceUtils versions of Ls, SetJavaAsserts, GetProp, and SetProp.

build/android/pylib/content_settings.py

 # Copyright 2014 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.
 
 
 class ContentSettings(dict):
 
   """A dict interface to interact with device content settings.
 
   System properties are key/value pairs as exposed by adb shell content.
   """
 
   def __init__(self, table, device):
     super(ContentSettings, self).__init__()
-    sdk_version_string = device.old_interface.system_properties[
-        'ro.build.version.sdk']
+    sdk_version_string = device.GetProp('ro.build.version.sdk')
     try:
       sdk_version = int(sdk_version_string)
       assert sdk_version >= 16, (
           'ContentSettings supported only on SDK 16 and later')
     except ValueError:
       assert False, ('Unknown SDK version %s' % sdk_version_string)
     self._table = table
     self._device = device
 
   @staticmethod
@@ skipping 49 matching lines @@
               self._GetTypeBinding(value), value),
           as_root=True)
 
   def __delitem__(self, key):
     self._device.RunShellCommand(
         'content delete --uri content://%s '
         '--bind name:%s:%s' % (
             self._table,
             self._GetTypeBinding(key), key),
         as_root=True)