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

Source/core/svg/SVGTextPathElement.h

Index: Source/core/svg/SVGTextPathElement.h
diff --git a/Source/core/svg/SVGTextPathElement.h b/Source/core/svg/SVGTextPathElement.h
index 908b6a201fac7bc99ba5627942cfb6523ff21790..5b88a780a30f93f3a3d62f1a527a62c6ad25f0af 100644
--- a/Source/core/svg/SVGTextPathElement.h
+++ b/Source/core/svg/SVGTextPathElement.h
@@ -68,20 +68,20 @@ public:
 private:
     explicit SVGTextPathElement(Document&);
 
-    virtual ~SVGTextPathElement();
+    ~SVGTextPathElement() override;
 
     void clearResourceReferences();
 
-    virtual void buildPendingResource() override;
-    virtual InsertionNotificationRequest insertedInto(ContainerNode*) override;
-    virtual void removedFrom(ContainerNode*) override;
+    void buildPendingResource() 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;
-    virtual bool layoutObjectIsNeeded(const ComputedStyle&) override;
+    LayoutObject* createLayoutObject(const ComputedStyle&) override;
+    bool layoutObjectIsNeeded(const ComputedStyle&) override;
 
-    virtual bool selfHasRelativeLengths() const override;
+    bool selfHasRelativeLengths() const override;
 
     RefPtrWillBeMember<SVGAnimatedLength> m_startOffset;
     RefPtrWillBeMember<SVGAnimatedEnumeration<SVGTextPathMethodType>> m_method;