Update remaining rendering classes to use OVERRIDE / FINAL when needed

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 17 matching lines @@
  */
 
 #ifndef PolygonShape_h
 #define PolygonShape_h
 
 #include "core/rendering/shapes/Shape.h"
 #include "platform/geometry/FloatPolygon.h"
 
 namespace WebCore {
 
-class OffsetPolygonEdge : public VertexPair {
+class OffsetPolygonEdge FINAL : public VertexPair {
 public:
     enum Basis {
         Edge,
         Vertex,
         LineTop
     };
 
     OffsetPolygonEdge(const FloatPolygonEdge& edge, const FloatSize& offset)
         : m_vertex1(edge.vertex1() + offset)
         , m_vertex2(edge.vertex2() + offset)
@@ skipping 23 matching lines @@
     int edgeIndex() const { return m_edgeIndex; }
     Basis basis() const { return m_basis; }
 
 private:
     FloatPoint m_vertex1;
     FloatPoint m_vertex2;
     int m_edgeIndex;
     Basis m_basis;
 };
 
-class PolygonShape : public Shape {
+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