Update SVG classes to use OVERRIDE / FINAL when needed

Source/core/svg/SVGFilterPrimitiveStandardAttributes.h

Index: Source/core/svg/SVGFilterPrimitiveStandardAttributes.h
diff --git a/Source/core/svg/SVGFilterPrimitiveStandardAttributes.h b/Source/core/svg/SVGFilterPrimitiveStandardAttributes.h
index 7ebe50069693b1306c003ba289494cb0c1cfc43c..6bc5eca9ccd4914475258dfaa07227fcb52c4c0d 100644
--- a/Source/core/svg/SVGFilterPrimitiveStandardAttributes.h
+++ b/Source/core/svg/SVGFilterPrimitiveStandardAttributes.h
@@ -53,8 +53,8 @@ protected:
 
     bool isSupportedAttribute(const QualifiedName&);
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
-    virtual void svgAttributeChanged(const QualifiedName&);
-    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
+    virtual void svgAttributeChanged(const QualifiedName&) OVERRIDE;
+    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0) OVERRIDE;
 
     inline void invalidate()
     {
@@ -65,11 +65,11 @@ protected:
     void primitiveAttributeChanged(const QualifiedName&);
 
 private:
-    virtual bool isFilterEffect() const { return true; }
+    virtual bool isFilterEffect() const OVERRIDE FINAL { return true; }
 
-    virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
-    virtual bool rendererIsNeeded(const RenderStyle&) OVERRIDE;
-    virtual bool childShouldCreateRenderer(const Node& child) const OVERRIDE { return false; }
+    virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE FINAL;
+    virtual bool rendererIsNeeded(const RenderStyle&) OVERRIDE FINAL;
+    virtual bool childShouldCreateRenderer(const Node& child) const OVERRIDE FINAL { return false; }
 
     RefPtr<SVGAnimatedLength> m_x;
     RefPtr<SVGAnimatedLength> m_y;