Add enterprise policy for network time service

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 a9699fe8fe7c1f47edb5467251df43fc8cc04ced..b53c8e15ae6eafc2ebaf4e1967aca140809fc49c 100644
--- a/components/policy/resources/policy_templates.json
+++ b/components/policy/resources/policy_templates.json
@@ -143,7 +143,7 @@
 #   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: 369
+#   For your editing convenience: highest ID currently used: 370
 #   And don't forget to also update the EnterprisePolicies enum of
 #   histograms.xml (run 'python tools/metrics/histograms/update_policies.py').
 #
@@ -9548,6 +9548,21 @@
 
       If this policy is left not set, the default is not allowed for enterprise-managed users and allowed for non-managed users.''',
     },
+    {
+      'name': 'NetworkTimeQueriesEnabled',
+      'type': 'main',
+      'schema': { 'type': 'boolean' },
+      'supported_on': ['chrome.*:60-', 'chrome_os:60-'],
+      'features': {
+        'dynamic_refresh': True,
+        'per_profile': True,
+      },
+      'example_value': True,
+      'id': 370,
+      'caption': '''Enables queries to a Google time service to obtain an accurate timestamp''',

[pastarmovj, 2017/05/23 07:20:41]

Can you please consider shortening this caption. Also I think allow is better
than enable because the default without the policy is anyway enabled. Maybe just
"Allow queries to a Google time service"

[estark, 2017/05/23 21:26:09]

Done.

+      'tags': [],
+      'desc': '''Setting this policy to false stops <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> from occasionally sending queries to a Google server to retrieve an accurate timestamp. These queries will be enabled if this policy is set to True or is not set.''',
+    },
   ],
   'messages': {
     # Messages that are not associated to any policies.