FINALizing of the Node hierarchy.

Source/core/svg/SVGSVGElement.h

Index: Source/core/svg/SVGSVGElement.h
diff --git a/Source/core/svg/SVGSVGElement.h b/Source/core/svg/SVGSVGElement.h
index 882b56c61115d5bc9688ac6697a84e7da6544424..6e6d3d819d4f7c7f6242b723f050009e6c8ea259 100644
--- a/Source/core/svg/SVGSVGElement.h
+++ b/Source/core/svg/SVGSVGElement.h
@@ -42,12 +42,12 @@ class SVGViewSpec;
 class SVGViewElement;
 class SMILTimeContainer;
 
-class SVGSVGElement : public SVGStyledTransformableElement,
-                      public SVGTests,
-                      public SVGLangSpace,
-                      public SVGExternalResourcesRequired,
-                      public SVGFitToViewBox,
-                      public SVGZoomAndPan {
+class SVGSVGElement FINAL : public SVGStyledTransformableElement,
+                            public SVGTests,
+                            public SVGLangSpace,
+                            public SVGExternalResourcesRequired,
+                            public SVGFitToViewBox,
+                            public SVGZoomAndPan {
 public:
     static PassRefPtr<SVGSVGElement> create(const QualifiedName&, Document*);