Make SVG images for custom CSS cursors appear sharp on retina displays

Source/core/platform/Cursor.h

 /*
  * Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 101 matching lines @@
     float imageScaleFactor() const { return m_imageScaleFactor; }
 
 private:
     Type m_type;
     RefPtr<Image> m_image;
     IntPoint m_hotSpot;
     float m_imageScaleFactor;
 };
 
 IntPoint determineHotSpot(Image*, const IntPoint& specifiedHotSpot);
+Cursor rasterizeSVGCursor(const Cursor&, float imageScaleFactor);
 
 const Cursor& pointerCursor();
 const Cursor& crossCursor();
 const Cursor& handCursor();
 const Cursor& moveCursor();
 const Cursor& iBeamCursor();
 const Cursor& waitCursor();
 const Cursor& helpCursor();
 const Cursor& eastResizeCursor();
 const Cursor& northResizeCursor();
@@ skipping 28 matching lines @@
 const Cursor& zoomInCursor();
 const Cursor& zoomOutCursor();
 const Cursor& copyCursor();
 const Cursor& noneCursor();
 const Cursor& grabCursor();
 const Cursor& grabbingCursor();
 
 } // namespace WebCore
 
 #endif // Cursor_h