FBTF: Remove "obviously" unneeded standard C++ library #includes.

chrome/browser/download/download_shelf.h

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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_DOWNLOAD_DOWNLOAD_SHELF_H_
 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_H_
 #pragma once
 
-#include <string>
-
 #include "app/menus/simple_menu_model.h"
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/scoped_ptr.h"
+#include "base/string16.h"
 
 class BaseDownloadItemModel;
 class Browser;
 class DownloadItem;
 
 // DownloadShelf is an interface for platform-specific download shelf views.
 class DownloadShelf {
  public:
   virtual ~DownloadShelf() { }
 
@@ skipping 59 matching lines @@
  private:
   // We show slightly different menus if the download is in progress vs. if the
   // download has finished.
   scoped_ptr<menus::SimpleMenuModel> in_progress_download_menu_model_;
   scoped_ptr<menus::SimpleMenuModel> finished_download_menu_model_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadShelfContextMenu);
 };
 
 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_H_