Adding policy support to the new network configuration stack.

chrome/browser/chromeos/policy/network_configuration_updater2.h

+// Copyright (c) 2013 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_POLICY_NETWORK_CONFIGURATION_UPDATER2_H_
+#define CHROME_BROWSER_CHROMEOS_POLICY_NETWORK_CONFIGURATION_UPDATER2_H_
+
+#include <string>
+
+#include "chrome/browser/policy/policy_service.h"
+#include "chromeos/network/onc/onc_constants.h"
+
+namespace base {
+class Value;
+}
+
+namespace policy {
+
+class PolicyMap;
+
+// Keeps track of the network configuration policy settings and Shill's
+// profiles. Requests the NetworkLibrary to apply the ONC of the network
+// policies every time one of the relevant policies or Shill's profiles changes
+// or OnUserPolicyInitialized() is called. If the user policy is available,
+// always both the device and the user policy are applied. Otherwise only the
+// device policy is applied.
+class NetworkConfigurationUpdater2 {
+ public:
+  explicit NetworkConfigurationUpdater2(PolicyService* policy_service);
+  virtual ~NetworkConfigurationUpdater2();
+
+  void OnUserPolicyInitialized();
+
+ private:
+  // Callback that's called by |policy_service_| if the respective ONC policy
+  // changed.
+  void OnPolicyChanged(chromeos::onc::ONCSource onc_source,
+                       const base::Value* previous,
+                       const base::Value* current);
+
+  void ApplyNetworkConfiguration(chromeos::onc::ONCSource onc_source);
+
+  // Whether the user policy is already available.
+  bool user_policy_initialized_;
+
+  // Wraps the policy service we read network configuration from.
+  PolicyChangeRegistrar policy_change_registrar_;
+
+  // The policy service storing the ONC policies.
+  PolicyService* policy_service_;
+
+  DISALLOW_COPY_AND_ASSIGN(NetworkConfigurationUpdater2);
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_CHROMEOS_POLICY_NETWORK_CONFIGURATION_UPDATER2_H_