Get rid of SVGPathSegRole

Source/core/svg/SVGPathSegLinetoVerticalRel.h

Index: Source/core/svg/SVGPathSegLinetoVerticalRel.h
diff --git a/Source/core/svg/SVGPathSegLinetoVerticalRel.h b/Source/core/svg/SVGPathSegLinetoVerticalRel.h
index 0b28de8c62a64246f09d9b805bb6e9918bfbe1fc..00adce8725a333a1c8e3c9edec0b199649237a16 100644
--- a/Source/core/svg/SVGPathSegLinetoVerticalRel.h
+++ b/Source/core/svg/SVGPathSegLinetoVerticalRel.h
@@ -28,14 +28,14 @@ namespace blink {
 
 class SVGPathSegLinetoVerticalRel FINAL : public SVGPathSegLinetoVertical {
 public:
-    static PassRefPtr<SVGPathSegLinetoVerticalRel> create(SVGPathElement* element, SVGPathSegRole role, float y)
+    static PassRefPtr<SVGPathSegLinetoVerticalRel> create(SVGPathElement* element, float y)
     {
-        return adoptRef(new SVGPathSegLinetoVerticalRel(element, role, y));
+        return adoptRef(new SVGPathSegLinetoVerticalRel(element, y));
     }
 
 private:
-    SVGPathSegLinetoVerticalRel(SVGPathElement* element, SVGPathSegRole role, float y)
-        : SVGPathSegLinetoVertical(element, role, y)
+    SVGPathSegLinetoVerticalRel(SVGPathElement* element, float y)
+        : SVGPathSegLinetoVertical(element, y)
     {
         ScriptWrappable::init(this);
     }