Implement large cursors in Mushrome.

ui/base/cursor/cursors_aura.h

 // Copyright (c) 2013 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_CURSORS_AURA_H_
 #define UI_BASE_CURSOR_CURSORS_AURA_H_
 
 #include "ui/base/cursor/cursor.h"
 #include "ui/base/ui_base_export.h"
 
 class SkBitmap;
 
 namespace gfx {
 class Point;
 }
 
 namespace ui {
 
 const int kAnimatedCursorFrameDelayMs = 25;
 
 // Returns data about |id|, where id is a cursor constant like
 // ui::CursorType::kHelp. The IDR will be placed in |resource_id| and the
 // hotspots for the different DPIs will be placed in |hot_1x| and |hot_2x|.
 // Returns false if |id| is invalid.
-bool UI_BASE_EXPORT GetCursorDataFor(CursorSetType cursor_set_id,
+bool UI_BASE_EXPORT GetCursorDataFor(CursorSize cursor_size,
                                      CursorType id,
                                      float scale_factor,
                                      int* resource_id,
                                      gfx::Point* point);
 
 // Like above, but for animated cursors.
-bool UI_BASE_EXPORT GetAnimatedCursorDataFor(CursorSetType cursor_set_id,
+bool UI_BASE_EXPORT GetAnimatedCursorDataFor(CursorSize cursor_size,
                                              CursorType id,
                                              float scale_factor,
                                              int* resource_id,
                                              gfx::Point* point);
 
 // Returns the cursor bitmap for |cursor|. Returns false if |cursor| is invalid.
 // The cursor hot point location is set in |point|.
 bool UI_BASE_EXPORT
     GetCursorBitmap(const Cursor& cursor, SkBitmap* bitmap, gfx::Point* point);
 
 }  // namespace ui
 
 #endif  // UI_BASE_CURSOR_CURSORS_AURA_H_