iwyu: Use callback_old.h where appropriate, part 1.

chrome/browser/history/history.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_HISTORY_HISTORY_H_
 #define CHROME_BROWSER_HISTORY_HISTORY_H_
 #pragma once
 
 #include <set>
 #include <vector>
 
 #include "app/sql/init_status.h"
 #include "base/basictypes.h"
-#include "base/callback.h"
+#include "base/callback_old.h"
 #include "base/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 #include "base/task.h"
 #include "chrome/browser/favicon/favicon_service.h"
 #include "chrome/browser/history/history_types.h"
 #include "chrome/browser/search_engines/template_url_id.h"
 #include "chrome/common/ref_counted_util.h"
 #include "content/browser/cancelable_request.h"
@@ skipping 841 matching lines @@
   BookmarkService* bookmark_service_;
   bool no_db_;
 
   // True if needs top site migration.
   bool needs_top_sites_migration_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryService);
 };
 
 #endif  // CHROME_BROWSER_HISTORY_HISTORY_H_