Add device policy to disallow shutdown

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 2a1a3d45f0b034b7ee83d818a01a8cf02c0b1f49..7f159c7c76b6f9208b47f88e76661cbb0e787d9a 100644
--- a/components/policy/resources/policy_templates.json
+++ b/components/policy/resources/policy_templates.json
@@ -123,7 +123,7 @@
 #   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: 283
+#   For your editing convenience: highest ID currently used: 284
 #
 # Placeholders:
 #   The following placeholder strings are automatically substituted:
@@ -7029,6 +7029,21 @@
 
       If this policy is left not set, it is equivalent to being enabled, see description above.''',
     },
+    {
+      'name': 'DeviceRebootOnShutdown',
+      'type': 'main',
+      'schema': { 'type': 'boolean' },
+      'supported_on': ['chrome_os:41-'],
+      'device_only': True,
+      'features': {
+        'dynamic_refresh': True,
+      },
+      'example_value': True,
+      'id': 284,
+      'caption': '''Automatic reboot on device shutdown''',
+      'desc': '''If this policy is set to false or not configured, <ph name="PRODUCT_OS_NAME">$2<ex>Google Chrome OS</ex></ph> will allow the user to shut down the device.
+      If this policy is set to true, <ph name="PRODUCT_OS_NAME">$2<ex>Google Chrome OS</ex></ph> will trigger a reboot when the user shuts down the device. <ph name="PRODUCT_OS_NAME">$2<ex>Google Chrome OS</ex></ph> replaces all occurrences of shutdown buttons in the UI by reboot buttons. If the user shuts down the device using the power button, it will not automatically reboot, even if the policy is enabled.''',
+    },
   ],
   'messages': {
     # Messages that are not associated to any policies.