Remove shape-padding

Source/core/rendering/shapes/PolygonShape.h

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. 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 68 matching lines @@
     Basis m_basis;
 };
 
 class PolygonShape FINAL : public Shape {
     WTF_MAKE_NONCOPYABLE(PolygonShape);
 public:
     PolygonShape(PassOwnPtr<Vector<FloatPoint> > vertices, WindRule fillRule)
         : Shape()
         , m_polygon(vertices, fillRule)
         , m_marginBounds(nullptr)
-        , m_paddingBounds(nullptr)
     {
     }
 
     virtual LayoutRect shapeMarginLogicalBoundingBox() const OVERRIDE { return static_cast<LayoutRect>(shapeMarginBounds().boundingBox()); }
-    virtual LayoutRect shapePaddingLogicalBoundingBox() const OVERRIDE { return static_cast<LayoutRect>(shapePaddingBounds().boundingBox()); }
     virtual bool isEmpty() const OVERRIDE { return m_polygon.isEmpty(); }
     virtual void getExcludedIntervals(LayoutUnit logicalTop, LayoutUnit logicalHeight, SegmentList&) const OVERRIDE;
-    virtual void getIncludedIntervals(LayoutUnit logicalTop, LayoutUnit logicalHeight, SegmentList&) const OVERRIDE;
-    virtual bool firstIncludedIntervalLogicalTop(LayoutUnit minLogicalIntervalTop, const FloatSize& minLogicalIntervalSize, LayoutUnit&) const OVERRIDE;
 
 private:
     const FloatPolygon& shapeMarginBounds() const;
-    const FloatPolygon& shapePaddingBounds() const;
 
     FloatPolygon m_polygon;
     mutable OwnPtr<FloatPolygon> m_marginBounds;
-    mutable OwnPtr<FloatPolygon> m_paddingBounds;
 };
 
 } // namespace WebCore
 
 #endif // PolygonShape_h