Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/svg

Source/core/svg/SVGUnknownElement.h

Index: Source/core/svg/SVGUnknownElement.h
diff --git a/Source/core/svg/SVGUnknownElement.h b/Source/core/svg/SVGUnknownElement.h
index eb911ac98004ad1396a637835ebef27459b39272..a3ecba7cb1823d46efa6060f4582f35f08af8c2b 100644
--- a/Source/core/svg/SVGUnknownElement.h
+++ b/Source/core/svg/SVGUnknownElement.h
@@ -41,14 +41,14 @@ namespace blink {
 //
 // The main purpose of this class at the moment is to override rendererIsNeeded() to return
 // false to make sure we don't attempt to render such elements.
-class SVGUnknownElement FINAL : public SVGElement {
+class SVGUnknownElement final : public SVGElement {
 public:
     DECLARE_ELEMENT_FACTORY_WITH_TAGNAME(SVGUnknownElement);
 
 private:
     SVGUnknownElement(const QualifiedName&, Document&);
 
-    virtual bool rendererIsNeeded(const RenderStyle&) OVERRIDE { return false; }
+    virtual bool rendererIsNeeded(const RenderStyle&) override { return false; }
 };
 
 } // namespace blink