Cosmetic cleanups in chrome/browser/policy/

chrome/browser/policy/device_management_backend.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_MANAGEMENT_BACKEND_H_
 #define CHROME_BROWSER_POLICY_DEVICE_MANAGEMENT_BACKEND_H_
 #pragma once
 
 #include <string>
 
-#include "base/basictypes.h"
 #include "base/threading/non_thread_safe.h"
 #include "chrome/browser/policy/cloud_policy_data_store.h"
 #include "chrome/browser/policy/proto/device_management_backend.pb.h"
 
 namespace policy {
 
 namespace em = enterprise_management;
 
 // Interface for clients that need to converse with the device management
 // server, which provides services to register Chrome installations and CrOS
@@ skipping 103 matching lines @@
  protected:
   DeviceManagementBackend() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DeviceManagementBackend);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_DEVICE_MANAGEMENT_BACKEND_H_