Fix generate_policy_source.py to honour supported_on ranges.

components/policy.gypi

 # 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.
 
 {
   'includes': [
     # Included to get 'mac_bundle_id' and other variables.
     '../build/chrome_settings.gypi',
   ],
   'variables': {
@@ skipping 85 matching lines @@
     ['configuration_policy==1', {
       'targets': [
         {
           # GN version: //components/policy:cloud_policy_code_generate
           'target_name': 'cloud_policy_code_generate',
           'type': 'none',
           'actions': [
             {
               'inputs': [
                 'policy/resources/policy_templates.json',
+                '<(DEPTH)/chrome/VERSION',
                 '<(generate_policy_source_script_path)',
               ],
               'outputs': [
                 '<(policy_constant_header_path)',
                 '<(policy_constant_source_path)',
                 '<(protobuf_decoder_path)',
                 '<(chrome_settings_proto_path)',
                 '<(cloud_policy_proto_path)',
                 '<(app_restrictions_path)',
               ],
               'action_name': 'generate_policy_source',
               'action': [
                 'python',
                 '<@(generate_policy_source_script_path)',
                 '--policy-constants-header=<(policy_constant_header_path)',
                 '--policy-constants-source=<(policy_constant_source_path)',
                 '--chrome-settings-protobuf=<(chrome_settings_proto_path)',
                 '--cloud-policy-protobuf=<(cloud_policy_proto_path)',
                 '--cloud-policy-decoder=<(protobuf_decoder_path)',
                 '--app-restrictions-definition=<(app_restrictions_path)',
+                '<(DEPTH)/chrome/VERSION',
                 '<(OS)',
                 '<(chromeos)',
                 'policy/resources/policy_templates.json',
               ],
               'message': 'Generating policy source',
               'conditions': [
                 ['OS!="android"', {
                   'outputs!': [
                     '<(app_restrictions_path)',
                   ],
@@ skipping 396 matching lines @@
               'message':
                   'Copy the Localizable.strings files to the manifest bundle',
               'process_outputs_as_mac_bundle_resources': 1,
             },
           ],
         },
       ],
     }],
   ],
 }