Factory methods for heap-allocated SkPathEffect and SkXfermode objects.

include/effects/SkDiscretePathEffect.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkDiscretePathEffect_DEFINED
 #define SkDiscretePathEffect_DEFINED
 
 #include "SkPathEffect.h"
 
 /** \class SkDiscretePathEffect
 
     This path effect chops a path into discrete segments, and randomly displaces them.
 */
 class SK_API SkDiscretePathEffect : public SkPathEffect {
 public:
     /** Break the path into segments of segLength length, and randomly move the endpoints
         away from the original path by a maximum of deviation.
         Note: works on filled or framed paths
     */
-    SkDiscretePathEffect(SkScalar segLength, SkScalar deviation);
+    static SkDiscretePathEffect* Create(SkScalar segLength, SkScalar deviation) {
+        return SkNEW_ARGS(SkDiscretePathEffect, (segLength, deviation));
+    }
 
     virtual bool filterPath(SkPath* dst, const SkPath& src,
                             SkStrokeRec*, const SkRect*) const SK_OVERRIDE;
 
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDiscretePathEffect)
 
 protected:
     SkDiscretePathEffect(SkReadBuffer&);
     virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
 
+#ifdef SK_SUPPORT_LEGACY_PUBLICEFFECTCONSTRUCTORS
+public:
+#endif
+    SkDiscretePathEffect(SkScalar segLength, SkScalar deviation);
+
 private:
     SkScalar fSegLength, fPerterb;
 
     typedef SkPathEffect INHERITED;
 };
 
 #endif