Remove "2" suffixes from options2 code.

chrome/browser/ui/webui/options2/home_page_overlay_handler2.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_HOME_PAGE_OVERLAY_HANDLER2_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_HOME_PAGE_OVERLAY_HANDLER2_H_
-#pragma once
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "chrome/browser/autocomplete/autocomplete_controller_delegate.h"
-#include "chrome/browser/ui/webui/options2/options_ui2.h"
-
-class AutocompleteController;
-
-namespace base {
-class DictionaryValue;
-class ListValue;
-}
-
-namespace options2 {
-
-class HomePageOverlayHandler : public OptionsPageUIHandler,
-                               public AutocompleteControllerDelegate {
- public:
-  HomePageOverlayHandler();
-  virtual ~HomePageOverlayHandler();
-
-  // OptionsPageUIHandler implementation
-  virtual void GetLocalizedValues(base::DictionaryValue*) OVERRIDE;
-  virtual void InitializeHandler() OVERRIDE;
-  virtual void RegisterMessages() OVERRIDE;
-
-  // AutocompleteControllerDelegate implementation.
-  virtual void OnResultChanged(bool default_match_changed) OVERRIDE;
-
- private:
-  void RequestAutocompleteSuggestions(const base::ListValue* args);
-
-  scoped_ptr<AutocompleteController> autocomplete_controller_;
-
-  DISALLOW_COPY_AND_ASSIGN(HomePageOverlayHandler);
-};
-
-}  // namespace options2
-
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_HOME_PAGE_OVERLAY_HANDLER2_H_