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

Source/core/layout/svg/LayoutSVGResourceLinearGradient.h

 /*
  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 13 matching lines @@
 #include "core/layout/svg/LayoutSVGResourceGradient.h"
 #include "core/svg/LinearGradientAttributes.h"
 
 namespace blink {
 
 class SVGLinearGradientElement;
 
 class LayoutSVGResourceLinearGradient final : public LayoutSVGResourceGradient {
 public:
     explicit LayoutSVGResourceLinearGradient(SVGLinearGradientElement*);
-    virtual ~LayoutSVGResourceLinearGradient();
+    ~LayoutSVGResourceLinearGradient() override;
 
-    virtual const char* name() const override { return "LayoutSVGResourceLinearGradient"; }
+    const char* name() const override { return "LayoutSVGResourceLinearGradient"; }
 
     static const LayoutSVGResourceType s_resourceType = LinearGradientResourceType;
-    virtual LayoutSVGResourceType resourceType() const override { return s_resourceType; }
+    LayoutSVGResourceType resourceType() const override { return s_resourceType; }
 
-    virtual SVGUnitTypes::SVGUnitType gradientUnits() const override { return attributes().gradientUnits(); }
-    virtual void calculateGradientTransform(AffineTransform& transform) override { transform = attributes().gradientTransform(); }
-    virtual bool collectGradientAttributes(SVGGradientElement*) override;
-    virtual void buildGradient(GradientData*) const override;
+    SVGUnitTypes::SVGUnitType gradientUnits() const override { return attributes().gradientUnits(); }
+    void calculateGradientTransform(AffineTransform& transform) override { transform = attributes().gradientTransform(); }
+    bool collectGradientAttributes(SVGGradientElement*) override;
+    void buildGradient(GradientData*) const override;
 
     FloatPoint startPoint(const LinearGradientAttributes&) const;
     FloatPoint endPoint(const LinearGradientAttributes&) const;
 
 private:
 #if ENABLE(OILPAN)
     // FIXME: Oilpan: the LayoutObject hierarchy isn't on the heap, but
     // the SVG property hierarchy is. And the two meet here, so keep a
     // persistent reference to the SVG part object by way of a heap-allocated
     // wrapper object.
     Persistent<LinearGradientAttributesWrapper> m_attributesWrapper;
 
     LinearGradientAttributes& mutableAttributes() { return m_attributesWrapper->attributes(); }
     const LinearGradientAttributes& attributes() const { return m_attributesWrapper->attributes(); }
 #else
     LinearGradientAttributes m_attributes;
 
     LinearGradientAttributes& mutableAttributes() { return m_attributes; }
     const LinearGradientAttributes& attributes() const { return m_attributes; }
 #endif
 };
 
 } // namespace blink
 
 #endif // LayoutSVGResourceLinearGradient_h