Cosmetic cleanups in chrome/browser/policy/

chrome/browser/policy/device_token_fetcher.h

 // Copyright (c) 2011 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_POLICY_DEVICE_TOKEN_FETCHER_H_
 #define CHROME_BROWSER_POLICY_DEVICE_TOKEN_FETCHER_H_
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
-#include "chrome/browser/policy/delayed_work_scheduler.h"
 #include "chrome/browser/policy/device_management_backend.h"
-#include "chrome/browser/policy/policy_notifier.h"
 #include "chrome/browser/policy/proto/device_management_backend.pb.h"
 
 namespace policy {
 
 class CloudPolicyCacheBase;
 class CloudPolicyDataStore;
+class DelayedWorkScheduler;
 class DeviceManagementService;
+class PolicyNotifier;
 
 namespace em = enterprise_management;
 
 // Fetches the device token that can be used for policy requests with the device
 // management server, either from disk if it already has been successfully
 // requested, otherwise from the device management server. An instance of the
 // fetcher is shared as a singleton by all users of the device management token
 // to ensure they all get the same token.
 class DeviceTokenFetcher
     : public DeviceManagementBackend::DeviceRegisterResponseDelegate {
@@ skipping 87 matching lines @@
   int64 token_fetch_error_max_delay_ms_;
   int64 effective_token_fetch_error_delay_ms_;
   int64 unmanaged_device_refresh_rate_ms_;
 
   // State the fetcher is currently in.
   FetcherState state_;
 
   CloudPolicyDataStore* data_store_;
 
   scoped_ptr<DelayedWorkScheduler> scheduler_;
+
+  DISALLOW_COPY_AND_ASSIGN(DeviceTokenFetcher);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_DEVICE_TOKEN_FETCHER_H_