cros: Unify oobe View/Actor naming to just View.

chrome/browser/chromeos/login/screens/arc_terms_of_service_screen_actor.h

-// Copyright 2016 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_ARC_TERMS_OF_SERVICE_SCREEN_ACTOR_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ARC_TERMS_OF_SERVICE_SCREEN_ACTOR_H_
-
-#include <string>
-
-#include "base/macros.h"
-
-namespace chromeos {
-
-class ArcTermsOfServiceScreenActorObserver;
-
-// Interface for dependency injection between TermsOfServiceScreen and its
-// WebUI representation.
-class ArcTermsOfServiceScreenActor {
- public:
-  virtual ~ArcTermsOfServiceScreenActor() = default;
-
-  // Adds/Removes observer for actor.
-  virtual void AddObserver(ArcTermsOfServiceScreenActorObserver* observer) = 0;
-  virtual void RemoveObserver(
-      ArcTermsOfServiceScreenActorObserver* observer) = 0;
-
-  // Shows the contents of the screen.
-  virtual void Show() = 0;
-
-  // Hides the contents of the screen.
-  virtual void Hide() = 0;
-
- protected:
-  ArcTermsOfServiceScreenActor() = default;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(ArcTermsOfServiceScreenActor);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ARC_TERMS_OF_SERVICE_SCREEN_ACTOR_H_