Include chromium version number in policy templates

grit/format/policy_templates/writers/adml_writer.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.
 
 from xml.dom import minidom
 from grit.format.policy_templates.writers import xml_formatted_writer
 
 
 def GetWriter(config):
@@ skipping 143 matching lines @@
                       self.config['win_mandatory_category_path'][0],
                       self.config['app_name'])
       self._AddString(string_table_elem,
                       self.config['win_recommended_category_path'][0],
                       recommended_name)
 
   def BeginTemplate(self):
     dom_impl = minidom.getDOMImplementation('')
     self._doc = dom_impl.createDocument(None, 'policyDefinitionResources',
                                         None)
+    if self._GetChromiumVersionString() is not None:
+      self.AddComment(self._doc.documentElement, self.config['build'] + \
+          ' version: ' + self._GetChromiumVersionString())
     policy_definitions_resources_elem = self._doc.documentElement
     policy_definitions_resources_elem.attributes['revision'] = '1.0'
     policy_definitions_resources_elem.attributes['schemaVersion'] = '1.0'
 
     self.AddElement(policy_definitions_resources_elem, 'displayName')
     self.AddElement(policy_definitions_resources_elem, 'description')
     resources_elem = self.AddElement(policy_definitions_resources_elem,
                                      'resources')
     self._string_table_elem = self.AddElement(resources_elem, 'stringTable')
     self._AddBaseStrings(self._string_table_elem, self.config['build'])
     self._presentation_table_elem = self.AddElement(resources_elem,
                                                    'presentationTable')
 
   def GetTemplateText(self):
     # Using "toprettyxml()" confuses the Windows Group Policy Editor
     # (gpedit.msc) because it interprets whitespace characters in text between
     # the "string" tags. This prevents gpedit.msc from displaying the category
     # names correctly.
     # TODO(markusheintz): Find a better formatting that works with gpedit.
     return self._doc.toxml()