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

Source/core/svg/SVGUseElement.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  *
  * 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 22 matching lines @@
 
 typedef EventSender<SVGUseElement> SVGUseEventSender;
 
 class SVGUseElement final : public SVGGraphicsElement,
                             public SVGURIReference,
                             public DocumentResourceClient {
     DEFINE_WRAPPERTYPEINFO();
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(SVGUseElement);
 public:
     static PassRefPtrWillBeRawPtr<SVGUseElement> create(Document&);
-    virtual ~SVGUseElement();
+    ~SVGUseElement() override;
 
     void invalidateShadowTree();
 
     // Return the element that should be used for clipping,
     // or null if a valid clip element is not directly referenced.
     SVGGraphicsElement* targetGraphicsElementForClipping() const;
 
     SVGAnimatedLength* x() const { return m_x.get(); }
     SVGAnimatedLength* y() const { return m_y.get(); }
     SVGAnimatedLength* width() const { return m_width.get(); }
     SVGAnimatedLength* height() const { return m_height.get(); }
 
-    virtual void buildPendingResource() override;
+    void buildPendingResource() override;
 
     void dispatchPendingEvent(SVGUseEventSender*);
     void toClipPath(Path&) const;
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     explicit SVGUseElement(Document&);
 
-    virtual bool isPresentationAttribute(const QualifiedName&) const override;
-    virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStylePropertySet*) override;
-    virtual bool isPresentationAttributeWithSVGDOM(const QualifiedName&) const override;
+    bool isPresentationAttribute(const QualifiedName&) const override;
+    void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStylePropertySet*) override;
+    bool isPresentationAttributeWithSVGDOM(const QualifiedName&) const override;
 
-    virtual bool isStructurallyExternal() const override { return !hrefString().isNull() && isExternalURIReference(hrefString(), document()); }
+    bool isStructurallyExternal() const override { return !hrefString().isNull() && isExternalURIReference(hrefString(), document()); }
 
-    virtual InsertionNotificationRequest insertedInto(ContainerNode*) override;
-    virtual void removedFrom(ContainerNode*) override;
+    InsertionNotificationRequest insertedInto(ContainerNode*) override;
+    void removedFrom(ContainerNode*) override;
 
-    virtual void svgAttributeChanged(const QualifiedName&) override;
+    void svgAttributeChanged(const QualifiedName&) override;
 
-    virtual LayoutObject* createLayoutObject(const ComputedStyle&) override;
+    LayoutObject* createLayoutObject(const ComputedStyle&) override;
 
     void clearResourceReferences();
     void buildShadowAndInstanceTree(SVGElement* target);
 
     void scheduleShadowTreeRecreation();
-    virtual bool haveLoadedRequiredResources() override { return !isStructurallyExternal() || m_haveFiredLoadEvent; }
+    bool haveLoadedRequiredResources() override { return !isStructurallyExternal() || m_haveFiredLoadEvent; }
 
-    virtual bool selfHasRelativeLengths() const override;
+    bool selfHasRelativeLengths() const override;
 
     // Instance tree handling
     bool buildShadowTree(SVGElement* target, SVGElement* targetInstance, bool foundUse);
     bool hasCycleUseReferencing(SVGUseElement*, ContainerNode* targetInstance, SVGElement*& newTarget);
     bool expandUseElementsInShadowTree(SVGElement*);
     void expandSymbolElementsInShadowTree(SVGElement*);
 
     void transferUseAttributesToReplacedElement(SVGElement* from, SVGElement* to) const;
 
     void invalidateDependentShadowTrees();
 
     bool resourceIsStillLoading();
     Document* externalDocument() const;
     bool instanceTreeIsLoading(SVGElement*);
-    virtual void notifyFinished(Resource*) override;
+    void notifyFinished(Resource*) override;
     TreeScope* referencedScope() const;
     void setDocumentResource(ResourcePtr<DocumentResource>);
 
     RefPtrWillBeMember<SVGAnimatedLength> m_x;
     RefPtrWillBeMember<SVGAnimatedLength> m_y;
     RefPtrWillBeMember<SVGAnimatedLength> m_width;
     RefPtrWillBeMember<SVGAnimatedLength> m_height;
 
     bool m_haveFiredLoadEvent;
     bool m_needsShadowTreeRecreation;
     RefPtrWillBeMember<SVGElement> m_targetElementInstance;
     ResourcePtr<DocumentResource> m_resource;
 };
 
 } // namespace blink
 
 #endif // SVGUseElement_h