Get rid of SVGPathSegRole

Source/core/svg/SVGPathSegCurvetoCubicSmoothRel.h

Index: Source/core/svg/SVGPathSegCurvetoCubicSmoothRel.h
diff --git a/Source/core/svg/SVGPathSegCurvetoCubicSmoothRel.h b/Source/core/svg/SVGPathSegCurvetoCubicSmoothRel.h
index 82cee5d2a14fe71fb9b057fc9f7919f0c7e1a2fe..d7df755309e757f2e42d8219ec3cb74b9712504c 100644
--- a/Source/core/svg/SVGPathSegCurvetoCubicSmoothRel.h
+++ b/Source/core/svg/SVGPathSegCurvetoCubicSmoothRel.h
@@ -28,14 +28,14 @@ namespace blink {
 
 class SVGPathSegCurvetoCubicSmoothRel FINAL : public SVGPathSegCurvetoCubicSmooth {
 public:
-    static PassRefPtr<SVGPathSegCurvetoCubicSmoothRel> create(SVGPathElement* element, SVGPathSegRole role, float x, float y, float x2, float y2)
+    static PassRefPtr<SVGPathSegCurvetoCubicSmoothRel> create(SVGPathElement* element, float x, float y, float x2, float y2)
     {
-        return adoptRef(new SVGPathSegCurvetoCubicSmoothRel(element, role, x, y, x2, y2));
+        return adoptRef(new SVGPathSegCurvetoCubicSmoothRel(element, x, y, x2, y2));
     }
 
 private:
-    SVGPathSegCurvetoCubicSmoothRel(SVGPathElement* element, SVGPathSegRole role, float x, float y, float x2, float y2)
-        : SVGPathSegCurvetoCubicSmooth(element, role, x, y, x2, y2)
+    SVGPathSegCurvetoCubicSmoothRel(SVGPathElement* element, float x, float y, float x2, float y2)
+        : SVGPathSegCurvetoCubicSmooth(element, x, y, x2, y2)
     {
         ScriptWrappable::init(this);
     }