Update SVG classes to use OVERRIDE / FINAL when needed

Source/core/svg/SVGPathSegCurvetoQuadraticAbs.h

Index: Source/core/svg/SVGPathSegCurvetoQuadraticAbs.h
diff --git a/Source/core/svg/SVGPathSegCurvetoQuadraticAbs.h b/Source/core/svg/SVGPathSegCurvetoQuadraticAbs.h
index 6d25dfe1f3f5694ee582451f12541af988e7e3c8..16aadbdd2d31a3201d1e270499f81fcf604fb24b 100644
--- a/Source/core/svg/SVGPathSegCurvetoQuadraticAbs.h
+++ b/Source/core/svg/SVGPathSegCurvetoQuadraticAbs.h
@@ -26,7 +26,7 @@
 
 namespace WebCore {
 
-class SVGPathSegCurvetoQuadraticAbs : public SVGPathSegCurvetoQuadratic {
+class SVGPathSegCurvetoQuadraticAbs FINAL : public SVGPathSegCurvetoQuadratic {
 public:
     static PassRefPtr<SVGPathSegCurvetoQuadraticAbs> create(SVGPathElement* element, SVGPathSegRole role, float x, float y, float x1, float y1)
     {
@@ -40,8 +40,8 @@ private:
         ScriptWrappable::init(this);
     }
 
-    virtual unsigned short pathSegType() const { return PATHSEG_CURVETO_QUADRATIC_ABS; }
-    virtual String pathSegTypeAsLetter() const { return "Q"; }
+    virtual unsigned short pathSegType() const OVERRIDE { return PATHSEG_CURVETO_QUADRATIC_ABS; }
+    virtual String pathSegTypeAsLetter() const OVERRIDE { return "Q"; }
 };
 
 } // namespace WebCore