Add support for the 'webview_android' policy configuration

grit/format/policy_templates/writer_configuration.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 
 def GetConfigurationForBuild(defines):
   '''Returns a configuration dictionary for the given build that contains
   build-specific settings and information.
 
   Args:
     defines: Definitions coming from the build system.
 
   Raises:
     Exception: If 'defines' contains an unknown build-type.
   '''
   # The prefix of key names in config determines which writer will use their
   # corresponding values:
   #   win: Both ADM and ADMX.
   #   mac: Only plist.
   #   admx: Only ADMX.
   #   none/other: Used by all the writers.
   if '_chromium' in defines:
     config = {
       'build': 'chromium',
       'app_name': 'Chromium',
       'frame_name': 'Chromium Frame',
       'os_name': 'Chromium OS',
+      'webview_name': 'Chromium WebView',
       'win_reg_mandatory_key_name': 'Software\\Policies\\Chromium',
       'win_reg_recommended_key_name':
           'Software\\Policies\\Chromium\\Recommended',
       'win_mandatory_category_path': ['chromium'],
       'win_recommended_category_path': ['chromium_recommended'],
       'admx_namespace': 'Chromium.Policies.Chromium',
       'admx_prefix': 'chromium',
       'linux_policy_path': '/etc/chromium/policies/',
     }
   elif '_google_chrome' in defines:
     config = {
       'build': 'chrome',
       'app_name': 'Google Chrome',
       'frame_name': 'Google Chrome Frame',
       'os_name': 'Google Chrome OS',
+      'webview_name': 'System WebView Google',

[Bernhard Bauer, 2015/09/29 12:27:41]

The official name (according to
https://play.google.com/store/apps/details?id=com.google.android.webview) is
"Android System WebView".

[dgn, 2015/09/29 15:52:59]

Done.

       'win_reg_mandatory_key_name': 'Software\\Policies\\Google\\Chrome',
       'win_reg_recommended_key_name':
           'Software\\Policies\\Google\\Chrome\\Recommended',
       'win_mandatory_category_path': ['google', 'googlechrome'],
       'win_recommended_category_path': ['google', 'googlechrome_recommended'],
       'admx_namespace': 'Google.Policies.Chrome',
       'admx_prefix': 'chrome',
       'linux_policy_path': '/etc/opt/chrome/policies/',
     }
   else:
     raise Exception('Unknown build')
   if 'version' in defines:
     config['version'] = defines['version']
   config['win_group_policy_class'] = 'Both'
   config['win_supported_os'] = 'SUPPORTED_WINXPSP2'
   if 'mac_bundle_id' in defines:
     config['mac_bundle_id'] = defines['mac_bundle_id']
+  config['android_webview_restriction_prefix'] = 'com.android.browser:'
   return config