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

Source/core/layout/svg/LayoutSVGRect.h

Index: Source/core/layout/svg/LayoutSVGRect.h
diff --git a/Source/core/layout/svg/LayoutSVGRect.h b/Source/core/layout/svg/LayoutSVGRect.h
index ce263f52ad69bd0e5b40ec9e1bfed56e531dfc3f..cf023e7f3d9296503c131711417ef8ec2ef0a4a7 100644
--- a/Source/core/layout/svg/LayoutSVGRect.h
+++ b/Source/core/layout/svg/LayoutSVGRect.h
@@ -35,19 +35,19 @@ namespace blink {
 class LayoutSVGRect final : public LayoutSVGShape {
 public:
     explicit LayoutSVGRect(SVGRectElement*);
-    virtual ~LayoutSVGRect();
+    ~LayoutSVGRect() override;
 
-    virtual ShapeGeometryCodePath geometryCodePath() const override { return m_usePathFallback ? PathGeometry : RectGeometryFastPath; }
+    ShapeGeometryCodePath geometryCodePath() const override { return m_usePathFallback ? PathGeometry : RectGeometryFastPath; }
 
-    virtual const char* name() const override { return "LayoutSVGRect"; }
+    const char* name() const override { return "LayoutSVGRect"; }
 
 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;
     bool definitelyHasSimpleStroke(const SVGComputedStyle&) const;
 
 private: