Implement cursor changing on Mushrome

ash/shell.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 ASH_SHELL_H_
 #define ASH_SHELL_H_
 
 #include <memory>
 #include <utility>
 #include <vector>
@@ skipping 71 matching lines @@
 class VisibilityController;
 class WindowModalityController;
 }
 
 namespace ash {
 
 class AcceleratorController;
 class AccessibilityDelegate;
 class AshDisplayController;
 class AppListDelegateImpl;
-class AshNativeCursorManager;
+class NativeCursorManagerAsh;
 class AshTouchTransformController;
 class AutoclickController;
 class BluetoothNotificationController;
 class BrightnessControlDelegate;
 class CastConfigController;
 class DisplayColorManager;
 class DisplayConfigurationController;
 class DisplayErrorObserver;
 class DragDropController;
 class EventClientImpl;
@@ skipping 692 matching lines @@
   std::unique_ptr<AshTouchTransformController> touch_transformer_controller_;
 
   std::unique_ptr<ui::EventHandler> magnifier_key_scroll_handler_;
   std::unique_ptr<ui::EventHandler> speech_feedback_handler_;
   std::unique_ptr<LaserPointerController> laser_pointer_controller_;
   std::unique_ptr<PartialMagnificationController>
       partial_magnification_controller_;
 
   // |native_cursor_manager_| is owned by |cursor_manager_|, but we keep a
   // pointer to vend to test code.
-  AshNativeCursorManager* native_cursor_manager_;
+  NativeCursorManagerAsh* native_cursor_manager_;
 
   // Cursor may be hidden on certain key events in Chrome OS, whereas we never
   // hide the cursor on Windows.
   std::unique_ptr<::wm::CursorManager> cursor_manager_;
 
   // For testing only: simulate that a modal window is open
   bool simulate_modal_window_open_for_testing_;
 
   bool is_touch_hud_projection_enabled_;
 
   // See comment for GetRootWindowForNewWindows().
   aura::Window* root_window_for_new_windows_ = nullptr;
   aura::Window* scoped_root_window_for_new_windows_ = nullptr;
 
   // Injected content::GPUDataManager support.
   std::unique_ptr<GPUSupport> gpu_support_;
 
   std::unique_ptr<ImmersiveHandlerFactoryAsh> immersive_handler_factory_;
 
   std::unique_ptr<AppListDelegateImpl> app_list_delegate_impl_;
 
   base::ObserverList<ShellObserver> shell_observers_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_