Fix virtual/override/final usage in Source/core/layout/.

Source/core/layout/svg/LayoutSVGEllipse.h

 /*
  * Copyright (C) 2012 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.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 16 matching lines @@
 #ifndef LayoutSVGEllipse_h
 #define LayoutSVGEllipse_h
 
 #include "core/layout/svg/LayoutSVGShape.h"
 
 namespace blink {
 
 class LayoutSVGEllipse final : public LayoutSVGShape {
 public:
     explicit LayoutSVGEllipse(SVGGeometryElement*);
-    virtual ~LayoutSVGEllipse();
+    ~LayoutSVGEllipse() override;
 
-    virtual ShapeGeometryCodePath geometryCodePath() const override { return m_usePathFallback ? PathGeometry : EllipseGeometryFastPath; }
+    ShapeGeometryCodePath geometryCodePath() const override { return m_usePathFallback ? PathGeometry : EllipseGeometryFastPath; }
 
-    virtual const char* name() const override { return "LayoutSVGEllipse"; }
+    const char* name() const override { return "LayoutSVGEllipse"; }
 
 private:
     void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override;
     void updateShapeFromElement() override;
     void updateStrokeAndFillBoundingBoxes() override;
-    virtual bool isShapeEmpty() const override { return m_usePathFallback ? LayoutSVGShape::isShapeEmpty() : m_fillBoundingBox.isEmpty(); }
-    virtual bool shapeDependentStrokeContains(const FloatPoint&) override;
-    virtual bool shapeDependentFillContains(const FloatPoint&, const WindRule) const override;
+    bool isShapeEmpty() const override { return m_usePathFallback ? LayoutSVGShape::isShapeEmpty() : m_fillBoundingBox.isEmpty(); }
+    bool shapeDependentStrokeContains(const FloatPoint&) override;
+    bool shapeDependentFillContains(const FloatPoint&, const WindRule) const override;
     void calculateRadiiAndCenter();
     bool hasContinuousStroke(const SVGComputedStyle&) const;
 
 private:
     FloatPoint m_center;
     FloatSize m_radii;
     bool m_usePathFallback;
 };
 
 }
 
 #endif