Cosmetic cleanups in chrome/browser/policy/

chrome/browser/policy/asynchronous_policy_test_base.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_ASYNCHRONOUS_POLICY_TEST_BASE_H_
 #define CHROME_BROWSER_POLICY_ASYNCHRONOUS_POLICY_TEST_BASE_H_
 #pragma once
 
+#include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "chrome/browser/policy/asynchronous_policy_provider.h"
 #include "content/browser/browser_thread.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace policy {
 
 // A delegate for testing that can feed arbitrary information to the loader.
 class ProviderDelegateMock : public AsynchronousPolicyProvider::Delegate {
@@ skipping 26 matching lines @@
  private:
   BrowserThread ui_thread_;
   BrowserThread file_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(AsynchronousPolicyTestBase);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_ASYNCHRONOUS_POLICY_TEST_BASE_H_