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

components/policy/resources/policy_templates.json

Index: components/policy/resources/policy_templates.json
diff --git a/components/policy/resources/policy_templates.json b/components/policy/resources/policy_templates.json
index 0b6e66b3074196583e1de7843cafbba4781114b4..c9a140590216c9ff1537460c6ebcc9397b9743d7 100644
--- a/components/policy/resources/policy_templates.json
+++ b/components/policy/resources/policy_templates.json
@@ -118,7 +118,7 @@
 #   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:
@@ -3213,6 +3213,24 @@
       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 policy is not set then the user can choose to show or hide the apps shortcut from the bookmark bar context menu.
+
+      If this policy 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' },