Added UI to enable debugging features on CrOS

chrome/browser/chromeos/login/screens/enable_debugging_screen_actor.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_CHROMEOS_LOGIN_SCREENS_RESET_SCREEN_ACTOR_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_RESET_SCREEN_ACTOR_H_
+#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ENABLE_DEBUGGING_SCREEN_ACTOR_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ENABLE_DEBUGGING_SCREEN_ACTOR_H_
 
 #include <string>
 
 namespace chromeos {
 
 // Interface between reset screen and its representation.

[xiyuan, 2014/10/30 03:52:08]

nit: Update comment.

[zel, 2014/10/31 01:22:26]

Done.

 // Note, do not forget to call OnActorDestroyed in the dtor.
-class ResetScreenActor {
+class EnableDebuggingScreenActor {
  public:
   // Allows us to get info from reset screen that we need.
   class Delegate {
    public:
     virtual ~Delegate() {}
 
     // Called when screen is exited.
-    virtual void OnExit() = 0;
+    virtual void OnExit(bool success) = 0;
 
     // This method is called, when actor is being destroyed. Note, if Delegate
     // is destroyed earlier then it has to call SetDelegate(NULL).
-    virtual void OnActorDestroyed(ResetScreenActor* actor) = 0;
+    virtual void OnActorDestroyed(EnableDebuggingScreenActor* actor) = 0;
   };
 
-  virtual ~ResetScreenActor() {}
+  virtual ~EnableDebuggingScreenActor() {}
 
   virtual void PrepareToShow() = 0;
   virtual void Show() = 0;
   virtual void Hide() = 0;
   virtual void SetDelegate(Delegate* delegate) = 0;
 };
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_RESET_SCREEN_ACTOR_H_
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ENABLE_DEBUGGING_SCREEN_ACTOR_H_