Refactored code for timezone settings.

chrome/browser/chromeos/device_settings_provider.h

 // Copyright (c) 2012 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_DEVICE_SETTINGS_PROVIDER_H_
 #define CHROME_BROWSER_CHROMEOS_DEVICE_SETTINGS_PROVIDER_H_
 
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "chrome/browser/chromeos/cros_settings_provider.h"
 #include "chrome/browser/chromeos/login/ownership_service.h"
 #include "chrome/browser/chromeos/signed_settings_migration_helper.h"
-#include "chrome/browser/policy/proto/chrome_device_policy.pb.h"
 #include "chrome/browser/policy/proto/device_management_backend.pb.h"
 #include "chrome/browser/prefs/pref_value_map.h"
 #include "content/public/browser/notification_registrar.h"
 
 namespace base {
 class Value;
 }
 
+namespace enterprise_management {
+class ChromeDeviceSettingsProto;
+}  // namespace enterprise_management
+
 namespace chromeos {
 
 // CrosSettingsProvider implementation that works with SignedSettings.
 class DeviceSettingsProvider : public CrosSettingsProvider,
                                public content::NotificationObserver {
  public:
   DeviceSettingsProvider(const NotifyObserversCallback& notify_cb,
                          SignedSettingsHelper* signed_settings_helper);
   virtual ~DeviceSettingsProvider();
 
@@ skipping 125 matching lines @@
                            InitializationTestUnowned);
   FRIEND_TEST_ALL_PREFIXES(DeviceSettingsProviderTest,
                            PolicyFailedPermanentlyNotification);
   FRIEND_TEST_ALL_PREFIXES(DeviceSettingsProviderTest, PolicyLoadNotification);
   DISALLOW_COPY_AND_ASSIGN(DeviceSettingsProvider);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_DEVICE_SETTINGS_PROVIDER_H_