Oilpan: move SVG property hierarchy to the heap.

Source/core/svg/SVGPathSegLinetoHorizontalAbs.h

Index: Source/core/svg/SVGPathSegLinetoHorizontalAbs.h
diff --git a/Source/core/svg/SVGPathSegLinetoHorizontalAbs.h b/Source/core/svg/SVGPathSegLinetoHorizontalAbs.h
index 2eef27f79555fa8995aaf31893027b887f2704af..a13f56306b535bf63c17b52b3ac174957cbf1ada 100644
--- a/Source/core/svg/SVGPathSegLinetoHorizontalAbs.h
+++ b/Source/core/svg/SVGPathSegLinetoHorizontalAbs.h
@@ -29,9 +29,9 @@ namespace blink {
 class SVGPathSegLinetoHorizontalAbs final : public SVGPathSegLinetoHorizontal {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static PassRefPtr<SVGPathSegLinetoHorizontalAbs> create(SVGPathElement* element, float x)
+    static PassRefPtrWillBeRawPtr<SVGPathSegLinetoHorizontalAbs> create(SVGPathElement* element, float x)
     {
-        return adoptRef(new SVGPathSegLinetoHorizontalAbs(element, x));
+        return adoptRefWillBeNoop(new SVGPathSegLinetoHorizontalAbs(element, x));
     }
 
 private: