Added a policy to control the visibility of the apps shortcut.

components/policy/resources/policy_templates.json

 {
 # policy_templates.json - Metafile for policy templates
 #
 # The content of this file is evaluated as a Python expression.
 #
 # This file is used as input to generate the following policy templates:
 # ADM, ADMX+ADML, MCX/plist and html documentation.
 #
 # Policy templates are user interface definitions or documents about the
 # policies that can be used to configure Chrome. Each policy is a name-value
@@ skipping 100 matching lines @@
 #   templates and documentation. The policy definition list that Chrome sees
 #   will include policies marked with 'future'. If a WIP policy isn't meant to
 #   be seen by the policy providers either, the 'supported_on' key should be set
 #   to an empty list.
 #
 # IDs:
 #   Since a Protocol Buffer definition is generated from this file, unique and
 #   persistent IDs for all fields (but not for groups!) are needed. These are
 #   specified by the 'id' keys of each policy. NEVER CHANGE EXISTING IDs,
 #   because doing so would break the deployed wire format!
-#   For your editing convenience: highest ID currently used: 266
+#   For your editing convenience: highest ID currently used: 267
 #
 # Placeholders:
 #   The following placeholder strings are automatically substituted:
 #     $1 -> Google Chrome / Chromium
 #     $2 -> Google Chrome OS / Chromium OS
 #     $3 -> Google Chrome Frame / Chromium Frame
 #     $6 is reserved for doc_writer
 #
 # Device Policy:
 #   An additional flag device_only (optional, defaults to False) indicates
@@ skipping 3074 matching lines @@
       'example_value': False,
       'id': 83,
       'caption': '''Enables or disables bookmark editing''',
       'desc': '''Enables or disables editing bookmarks in <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>.
 
       If you enable this setting, bookmarks can be added, removed or modified. This is the default also when this policy is not set.
 
       If you disable this setting, bookmarks can not be added, removed or modified. Existing bookmarks are still available.''',
     },
     {
+      'name': 'ShowAppsShortcutInBookmarkBar',
+      'type': 'main',
+      'schema': { 'type': 'boolean' },
+      'supported_on': ['chrome.*:37-'],
+      'features': {
+        'dynamic_refresh': True,
+        'per_profile': True,
+      },
+      'example_value': False,
+      'id': 267,
+      'caption': '''Show the apps shortcut in the bookmark bar''',
+      'desc': '''Enables or disables the apps shortcut in the bookmark bar.
+
+      If this setting is not set then the user can choose to show or hide the apps shortcut from the bookmark bar context menu.

[bartfab (slow), 2014/06/04 10:55:20]

Nit: The wording is inconsistent with what we normally use (albeit somewhat
inconsistently as well): We normally say "If you enable this setting" or "If
this policy is set," but never "If this setting is set" or "If this setting is
configured."

[Joao da Silva, 2014/06/04 11:13:42]

Done.

+
+      If this setting is configured then the user can't change it, and the apps shortcut is always shown or never shown.''',
+    },
+    {
       'name': 'AllowFileSelectionDialogs',
       'type': 'main',
       'schema': { 'type': 'boolean' },
       'supported_on': ['chrome.*:12-'],
       'features': {
         'dynamic_refresh': True,
         'per_profile': False,
       },
       'example_value': True,
       'id': 84,
@@ skipping 3291 matching lines @@
       'desc': '''Text appended in parentheses to the policy name to indicate that it has been deprecated''',
       'text': 'deprecated',
     },
     'doc_recommended': {
       'desc': '''Text appended in parentheses next to the policies top-level container to indicate that those policies are of the Recommended level''',
       'text': 'Default Settings (users can override)',
     },
   },
   'placeholders': [],
 }