Make SVG objects ScriptWrappable.

Source/core/svg/SVGPathSegLinetoHorizontal.h

Index: Source/core/svg/SVGPathSegLinetoHorizontal.h
diff --git a/Source/core/svg/SVGPathSegLinetoHorizontal.h b/Source/core/svg/SVGPathSegLinetoHorizontal.h
index c5019501e2e60435706da60e192885b2aa6fb78e..9dc04b0349acb806ddc67edd9ab77c0c6d20eb1a 100644
--- a/Source/core/svg/SVGPathSegLinetoHorizontal.h
+++ b/Source/core/svg/SVGPathSegLinetoHorizontal.h
@@ -55,6 +55,7 @@ private:
     SVGPathSegLinetoHorizontalAbs(SVGPathElement* element, SVGPathSegRole role, float x)
         : SVGPathSegLinetoHorizontal(element, role, x)
     {
+        ScriptWrappable::init(this);
     }
 
     virtual unsigned short pathSegType() const { return PATHSEG_LINETO_HORIZONTAL_ABS; }
@@ -72,6 +73,7 @@ private:
     SVGPathSegLinetoHorizontalRel(SVGPathElement* element, SVGPathSegRole role, float x)
         : SVGPathSegLinetoHorizontal(element, role, x)
     {
+        ScriptWrappable::init(this);
     }
 
     virtual unsigned short pathSegType() const { return PATHSEG_LINETO_HORIZONTAL_REL; }