Remove unused GraphicsContext::drawEllipse()

Source/platform/graphics/GraphicsContext.h

 /*
  * Copyright (C) 2003, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008-2009 Torch Mobile, Inc.
  * Copyright (C) 2013 Google 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.
@@ skipping 212 matching lines @@
 
     // Sets up the paint for the current stroke style.
     void setupPaintForStroking(SkPaint*) const;
 
     // These draw methods will do both stroking and filling.
     // FIXME: ...except drawRect(), which fills properly but always strokes
     // using a 1-pixel stroke inset from the rect borders (of the correct
     // stroke color).
     void drawRect(const IntRect&);
     void drawLine(const IntPoint&, const IntPoint&);
-    void drawEllipse(const IntRect&);
     void drawConvexPolygon(size_t numPoints, const FloatPoint*, bool shouldAntialias = false);
 
     void fillPath(const Path&);
     void strokePath(const Path&);
 
     void fillEllipse(const FloatRect&);
     void strokeEllipse(const FloatRect&);
 
     void fillRect(const FloatRect&);
     void fillRect(const FloatRect&, const Color&);
@@ skipping 270 matching lines @@
     bool m_updatingControlTints : 1;
     bool m_accelerated : 1;
     bool m_isCertainlyOpaque : 1;
     bool m_printing : 1;
     bool m_antialiasHairlineImages : 1;
 };
 
 } // namespace WebCore
 
 #endif // GraphicsContext_h