Remove "2" suffixes from options2 code.

chrome/browser/ui/webui/options2/clear_browser_data_handler.h

 // Copyright (c) 2012 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_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER2_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER2_H_
+#ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER_H_
+#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER_H_
 #pragma once
 
 #include "chrome/browser/browsing_data_remover.h"
 #include "chrome/browser/prefs/pref_member.h"
-#include "chrome/browser/ui/webui/options2/options_ui2.h"
+#include "chrome/browser/ui/webui/options2/options_ui.h"
 
 namespace options2 {
 
 // Clear browser data handler page UI handler.
 class ClearBrowserDataHandler : public OptionsPageUIHandler,
                                 public BrowsingDataRemover::Observer {
  public:
   ClearBrowserDataHandler();
   virtual ~ClearBrowserDataHandler();
 
@@ skipping 17 matching lines @@
   BrowsingDataRemover* remover_;
 
   // Keeps track of whether clearing LSO data is supported.
   BooleanPrefMember clear_plugin_lso_data_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(ClearBrowserDataHandler);
 };
 
 }  // namespace options2
 
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER2_H_
+#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER_H_