Delete the ViewManager and WindowManager services.

services/view_manager/focus_controller_delegate.h

-// Copyright 2015 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 SERVICES_VIEW_MANAGER_FOCUS_CONTROLLER_DELEGATE_H_
-#define SERVICES_VIEW_MANAGER_FOCUS_CONTROLLER_DELEGATE_H_
-
-namespace view_manager {
-
-class ServerView;
-
-class FocusControllerDelegate {
- public:
-  virtual void OnFocusChanged(ServerView* old_focused_view,
-                              ServerView* new_focused_view) = 0;
-
- protected:
-  ~FocusControllerDelegate() {}
-};
-
-}  // namespace view_manager
-
-#endif  // SERVICES_VIEW_MANAGER_FOCUS_CONTROLLER_DELEGATE_H_