Remove "2" suffixes from options2 code.

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

Index: chrome/browser/ui/webui/options2/clear_browser_data_handler.h
diff --git a/chrome/browser/ui/webui/options2/clear_browser_data_handler2.h b/chrome/browser/ui/webui/options2/clear_browser_data_handler.h
similarity index 95%
rename from chrome/browser/ui/webui/options2/clear_browser_data_handler2.h
rename to chrome/browser/ui/webui/options2/clear_browser_data_handler.h
index ead42e8410e6f6f5c62813a705d5d0babcd1733d..6360fbbf0330bf1bdbc143a01be06b4e42a0a526 100644
--- a/chrome/browser/ui/webui/options2/clear_browser_data_handler2.h
+++ b/chrome/browser/ui/webui/options2/clear_browser_data_handler.h
@@ -2,13 +2,13 @@
 // 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 {
 
@@ -46,4 +46,4 @@ class ClearBrowserDataHandler : public OptionsPageUIHandler,
 
 }  // namespace options2
 
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER2_H_
+#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_CLEAR_BROWSER_DATA_HANDLER_H_