Added UI to enable debugging features on CrOS

chrome/browser/chromeos/login/lock/webui_screen_locker.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_LOCK_WEBUI_SCREEN_LOCKER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_WEBUI_SCREEN_LOCKER_H_
 
 #include <string>
 
 #include "ash/shell_delegate.h"
@@ skipping 69 matching lines @@
   virtual void CancelPasswordChangedFlow() override;
   virtual void CreateAccount() override;
   virtual void CompleteLogin(const UserContext& user_context) override;
   virtual base::string16 GetConnectedNetworkName() override;
   virtual bool IsSigninInProgress() const override;
   virtual void Login(const UserContext& user_context,
                      const SigninSpecifics& specifics) override;
   virtual void MigrateUserData(const std::string& old_password) override;
   virtual void OnSigninScreenReady() override;
   virtual void OnStartEnterpriseEnrollment() override;
+  virtual void OnStartEnableDebuggingScreen() override;
   virtual void OnStartKioskEnableScreen() override;
   virtual void OnStartKioskAutolaunchScreen() override;
   virtual void ShowWrongHWIDScreen() override;
   virtual void ResetPublicSessionAutoLoginTimer() override;
   virtual void ResyncUserData() override;
   virtual void SetDisplayEmail(const std::string& email) override;
   virtual void Signout() override;
 
   // content::NotificationObserver (via WebUILoginView) implementation.
   virtual void Observe(int type,
@@ skipping 66 matching lines @@
   gfx::Rect keyboard_bounds_;
 
   base::WeakPtrFactory<WebUIScreenLocker> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebUIScreenLocker);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_WEBUI_SCREEN_LOCKER_H_