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

Source/core/svg/SVGFESpecularLightingElement.h

Index: Source/core/svg/SVGFESpecularLightingElement.h
diff --git a/Source/core/svg/SVGFESpecularLightingElement.h b/Source/core/svg/SVGFESpecularLightingElement.h
index e7810c993aca6ea48d8bdca7f89091cc4425f49c..ad4fb3e9523f64453a065e75653127af806a7055 100644
--- a/Source/core/svg/SVGFESpecularLightingElement.h
+++ b/Source/core/svg/SVGFESpecularLightingElement.h
@@ -50,9 +50,9 @@ public:
 private:
     explicit SVGFESpecularLightingElement(Document&);
 
-    virtual bool setFilterEffectAttribute(FilterEffect*, const QualifiedName&) override;
-    virtual void svgAttributeChanged(const QualifiedName&) override;
-    virtual PassRefPtrWillBeRawPtr<FilterEffect> build(SVGFilterBuilder*, Filter*) override;
+    bool setFilterEffectAttribute(FilterEffect*, const QualifiedName&) override;
+    void svgAttributeChanged(const QualifiedName&) override;
+    PassRefPtrWillBeRawPtr<FilterEffect> build(SVGFilterBuilder*, Filter*) override;
 
     static const AtomicString& kernelUnitLengthXIdentifier();
     static const AtomicString& kernelUnitLengthYIdentifier();