Make SVG objects ScriptWrappable.

Source/core/svg/SVGPathSegArc.h

Index: Source/core/svg/SVGPathSegArc.h
diff --git a/Source/core/svg/SVGPathSegArc.h b/Source/core/svg/SVGPathSegArc.h
index c02f56be3bd9cb267021f8c112b55c2d6d6f9ac2..b787a37baae83911a062f198d7780fdccd75e19a 100644
--- a/Source/core/svg/SVGPathSegArc.h
+++ b/Source/core/svg/SVGPathSegArc.h
@@ -110,6 +110,7 @@ private:
     SVGPathSegArcAbs(SVGPathElement* element, SVGPathSegRole role, float x, float y, float r1, float r2, float angle, bool largeArcFlag, bool sweepFlag)
         : SVGPathSegArc(element, role, x, y, r1, r2, angle, largeArcFlag, sweepFlag)
     {
+        ScriptWrappable::init(this);
     }
 
     virtual unsigned short pathSegType() const { return PATHSEG_ARC_ABS; }
@@ -127,6 +128,7 @@ private:
     SVGPathSegArcRel(SVGPathElement* element, SVGPathSegRole role, float x, float y, float r1, float r2, float angle, bool largeArcFlag, bool sweepFlag)
         : SVGPathSegArc(element, role, x, y, r1, r2, angle, largeArcFlag, sweepFlag)
     {
+        ScriptWrappable::init(this);
     }
 
     virtual unsigned short pathSegType() const { return PATHSEG_ARC_REL; }