Implement large cursors in Mushrome.

ash/display/cursor_window_controller.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 ASH_DISPLAY_CURSOR_WINDOW_CONTROLLER_H_
 #define ASH_DISPLAY_CURSOR_WINDOW_CONTROLLER_H_
 
 #include <memory>
 
 #include "ash/ash_export.h"
@@ skipping 32 matching lines @@
   // Updates the container window for the cursor window controller.
   void UpdateContainer();
 
   // Sets the display on which to draw cursor.
   // Only applicable when cursor compositing is enabled.
   void SetDisplay(const display::Display& display);
 
   // Sets cursor location, shape, set and visibility.
   void UpdateLocation();
   void SetCursor(gfx::NativeCursor cursor);
-  void SetCursorSet(ui::CursorSetType);
+  void SetCursorSize(ui::CursorSize cursor_size);
   void SetVisibility(bool visible);
 
  private:
   friend class CursorWindowControllerTest;
   friend class test::MirrorWindowTestApi;
 
   // Sets the container window for the cursor window controller.
   // Closes the cursor window if |container| is NULL.
   void SetContainer(aura::Window* container);
 
@@ skipping 13 matching lines @@
 
   // The bounds of the container in screen coordinates.
   gfx::Rect bounds_in_screen_;
 
   // The native_type of the cursor, see definitions in cursor.h
   ui::CursorType cursor_type_;
 
   // The last requested cursor visibility.
   bool visible_;
 
-  ui::CursorSetType cursor_set_;
+  ui::CursorSize cursor_size_;
   gfx::Point hot_point_;
 
   int large_cursor_size_in_dip_;
 
   // The display on which the cursor is drawn.
   // For mirroring mode, the display is always the primary display.
   display::Display display_;
 
   std::unique_ptr<aura::Window> cursor_window_;
   std::unique_ptr<CursorWindowDelegate> delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(CursorWindowController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_DISPLAY_CURSOR_WINDOW_CONTROLLER_H_