Implement large cursors in Mushrome.

ui/base/cursor/image_cursors.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 UI_BASE_CURSOR_IMAGE_CURSORS_H_
 #define UI_BASE_CURSOR_IMAGE_CURSORS_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 15 matching lines @@
   ~ImageCursors();
 
   // Returns the scale and rotation of the currently loaded cursor.
   float GetScale() const;
   display::Display::Rotation GetRotation() const;
 
   // Sets the display the cursors are loaded for. |scale_factor| determines the
   // size of the image to load. Returns true if the cursor image is reloaded.
   bool SetDisplay(const display::Display& display, float scale_factor);
 
-  // Sets the type of the mouse cursor icon.
-  void SetCursorSet(CursorSetType cursor_set);
+  // Sets the size of the mouse cursor icon.
+  void SetCursorSize(CursorSize cursor_size);
 
   // Sets the platform cursor based on the native type of |cursor|.
   void SetPlatformCursor(gfx::NativeCursor* cursor);
 
  private:
   // Reloads the all loaded cursors in the cursor loader.
   void ReloadCursors();
 
   std::unique_ptr<CursorLoader> cursor_loader_;
-  CursorSetType cursor_set_;
+  CursorSize cursor_size_;
 
   DISALLOW_COPY_AND_ASSIGN(ImageCursors);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_CURSOR_IMAGE_CURSORS_H_