Revert of Revert of Follow up change for disabling out-of-box VK overscroll

chrome/browser/chromeos/login/ui/webui_login_display.h

 // Copyright 2014 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_CHROMEOS_LOGIN_UI_WEBUI_LOGIN_DISPLAY_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_UI_WEBUI_LOGIN_DISPLAY_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 29 matching lines @@
   virtual void OnUserImageChanged(const User& user) OVERRIDE;
   virtual void OnUserRemoved(const std::string& username) OVERRIDE;
   virtual void SetUIEnabled(bool is_enabled) OVERRIDE;
   virtual void ShowError(int error_msg_id,
                          int login_attempts,
                          HelpAppLauncher::HelpTopic help_topic_id) OVERRIDE;
   virtual void ShowErrorScreen(LoginDisplay::SigninError error_id) OVERRIDE;
   virtual void ShowGaiaPasswordChanged(const std::string& username) OVERRIDE;
   virtual void ShowPasswordChangedDialog(bool show_password_error) OVERRIDE;
   virtual void ShowSigninUI(const std::string& email) OVERRIDE;
-  virtual void ShowControlBar(bool show) OVERRIDE;
-  virtual void SetKeyboardState(bool shown) OVERRIDE;
-  virtual void SetClientAreaSize(int width, int height) OVERRIDE;
 
   // NativeWindowDelegate implementation:
   virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
 
   // SigninScreenHandlerDelegate implementation:
   virtual void CancelPasswordChangedFlow() OVERRIDE;
   virtual void CancelUserAdding() OVERRIDE;
   virtual void CreateAccount() OVERRIDE;
   virtual void CompleteLogin(const UserContext& user_context) OVERRIDE;
   virtual void Login(const UserContext& user_context) OVERRIDE;
@@ skipping 50 matching lines @@
 
   scoped_ptr<GaiaScreen> gaia_screen_;
   scoped_ptr<UserSelectionScreen> user_selection_screen_;
 
   DISALLOW_COPY_AND_ASSIGN(WebUILoginDisplay);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_UI_WEBUI_LOGIN_DISPLAY_H_