Add cr-policy-network-indicator

ui/webui/resources/cr_elements/policy/cr_policy_network_behavior.js

Index: ui/webui/resources/cr_elements/policy/cr_policy_network_behavior.js
diff --git a/ui/webui/resources/cr_elements/policy/cr_policy_network_behavior.js b/ui/webui/resources/cr_elements/policy/cr_policy_network_behavior.js
new file mode 100644
index 0000000000000000000000000000000000000000..ec3f38e341eb957cc73e2f48b33ab9e355dd10dd
--- /dev/null
+++ b/ui/webui/resources/cr_elements/policy/cr_policy_network_behavior.js
@@ -0,0 +1,51 @@
+// Copyright 2015 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.
+
+/**
+ * @fileoverview Behavior for policy controlled network properties.
+ */
+
+/** @polymerBehavior */
+var CrPolicyNetworkBehavior = {
+  /**
+   * @param {!CrOnc.ManagedProperty|undefined} property
+   * @return {boolean} True if the network property is controlled by a policy
+   *     (either enforced or recommended).
+   */
+  isNetworkPolicyControlled: function(property) {
+    // If the property is not a dictionary, or does not have an Effective
+    // sub-property set, then the property is not policy controlled.
+    if (typeof property != 'object' || !property.Effective)
+      return false;
+    // Enforced
+    var effective = property.Effective;
+    if (effective == 'UserPolicy' || effective == 'DevicePolicy')
+      return true;
+    // Recommended
+    if (property.UserPolicy || property.DevicePolicy)
+      return true;
+    // Neither enforced nor recommended = not policy controlled.
+    return false;
+  },
+
+  /**
+   * @param {!CrOnc.ManagedProperty|undefined} property
+   * @return {boolean} True if the network property is enforced by a policy.
+   */
+  isNetworkPolicyEnforced: function(property) {
+    if (!this.isNetworkPolicyControlled(property))
+      return false;
+    // If the property has a UserEditable sub-property, that determines whether
+    // or not it is editable (not enforced).
+    if (typeof property.UserEditable != 'undefined')
+      return !property.UserEditable;
+
+    // Otherwise if the property has a DeviceEditable sub-property, check that.
+    if (typeof property.DeviceEditable != 'undefined')
+      return !property.DeviceEditable;
+
+    // If no 'Editable' sub-property exists, the policy value is enforced.
+    return true;
+  },
+};