Update SVG classes to use OVERRIDE / FINAL when needed

Source/core/svg/SVGPathSegLinetoAbs.h

Index: Source/core/svg/SVGPathSegLinetoAbs.h
diff --git a/Source/core/svg/SVGPathSegLinetoAbs.h b/Source/core/svg/SVGPathSegLinetoAbs.h
index ee575eabfd24b579705866bb43fa4e851a27f5be..b452ba35c7538679399ef2eca12c3ba3643d90f2 100644
--- a/Source/core/svg/SVGPathSegLinetoAbs.h
+++ b/Source/core/svg/SVGPathSegLinetoAbs.h
@@ -26,7 +26,7 @@
 
 namespace WebCore {
 
-class SVGPathSegLinetoAbs : public SVGPathSegSingleCoordinate {
+class SVGPathSegLinetoAbs FINAL : public SVGPathSegSingleCoordinate {
 public:
     static PassRefPtr<SVGPathSegLinetoAbs> create(SVGPathElement* element, SVGPathSegRole role, float x, float y)
     {
@@ -40,8 +40,8 @@ private:
         ScriptWrappable::init(this);
     }
 
-    virtual unsigned short pathSegType() const { return PATHSEG_LINETO_ABS; }
-    virtual String pathSegTypeAsLetter() const { return "L"; }
+    virtual unsigned short pathSegType() const OVERRIDE { return PATHSEG_LINETO_ABS; }
+    virtual String pathSegTypeAsLetter() const OVERRIDE { return "L"; }
 };
 
 } // namespace WebCore