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

Source/core/svg/SVGGraphicsElement.h

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2014 Google, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 21 matching lines @@
 namespace blink {
 
 class AffineTransform;
 class Path;
 class SVGMatrixTearOff;
 
 class CORE_EXPORT SVGGraphicsElement : public SVGElement, public SVGTests {
     DEFINE_WRAPPERTYPEINFO();
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(SVGGraphicsElement);
 public:
-    virtual ~SVGGraphicsElement();
+    ~SVGGraphicsElement() override;
 
     enum StyleUpdateStrategy { AllowStyleUpdate, DisallowStyleUpdate };
 
     AffineTransform getCTM(StyleUpdateStrategy = AllowStyleUpdate);
     AffineTransform getScreenCTM(StyleUpdateStrategy = AllowStyleUpdate);
     PassRefPtrWillBeRawPtr<SVGMatrixTearOff> getCTMFromJavascript();
     PassRefPtrWillBeRawPtr<SVGMatrixTearOff> getScreenCTMFromJavascript();
 
     PassRefPtrWillBeRawPtr<SVGMatrixTearOff> getTransformToElement(SVGElement*, ExceptionState&);
 
     SVGElement* nearestViewportElement() const;
     SVGElement* farthestViewportElement() const;
 
-    virtual AffineTransform localCoordinateSpaceTransform(SVGElement::CTMScope) const override { return calculateAnimatedLocalTransform(); }
+    AffineTransform localCoordinateSpaceTransform(SVGElement::CTMScope) const override { return calculateAnimatedLocalTransform(); }
     bool hasAnimatedLocalTransform() const;
     AffineTransform calculateAnimatedLocalTransform() const;
-    virtual AffineTransform* animateMotionTransform() override;
+    AffineTransform* animateMotionTransform() override;
 
     virtual FloatRect getBBox();
     PassRefPtrWillBeRawPtr<SVGRectTearOff> getBBoxFromJavascript();
 
-    virtual bool isValid() const override final { return SVGTests::isValid(document()); }
+    bool isValid() const final { return SVGTests::isValid(document()); }
 
     SVGAnimatedTransformList* transform() { return m_transform.get(); }
     const SVGAnimatedTransformList* transform() const { return m_transform.get(); }
 
     AffineTransform computeCTM(SVGElement::CTMScope mode, SVGGraphicsElement::StyleUpdateStrategy,
         const SVGGraphicsElement* ancestor = 0) const;
 
     DECLARE_VIRTUAL_TRACE();
 
 protected:
     SVGGraphicsElement(const QualifiedName&, Document&, ConstructionType = CreateSVGElement);
 
-    virtual bool supportsFocus() const override { return Element::supportsFocus() || hasFocusEventListeners(); }
+    bool supportsFocus() const override { return Element::supportsFocus() || hasFocusEventListeners(); }
 
-    virtual void svgAttributeChanged(const QualifiedName&) override;
+    void svgAttributeChanged(const QualifiedName&) override;
 
     RefPtrWillBeMember<SVGAnimatedTransformList> m_transform;
 
 private:
-    virtual bool isSVGGraphicsElement() const override final { return true; }
+    bool isSVGGraphicsElement() const final { return true; }
 };
 
 inline bool isSVGGraphicsElement(const SVGElement& element)
 {
     return element.isSVGGraphicsElement();
 }
 
 DEFINE_SVGELEMENT_TYPE_CASTS_WITH_FUNCTION(SVGGraphicsElement);
 
 } // namespace blink
 
 #endif // SVGGraphicsElement_h