Minor change to Ganesh path renderers

src/gpu/GrSWMaskHelper.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrSWMaskHelper_DEFINED
 #define GrSWMaskHelper_DEFINED
 
@@ skipping 69 matching lines @@
     // It draws with "texture" as a path mask into "target" using "rect" as
     // geometry and the current drawState. The current drawState is altered to
     // accommodate the mask.
     // Note that this method assumes that the GrPaint::kTotalStages slot in
     // the draw state can be used to hold the mask texture stage.
     // This method is really only intended to be used with the
     // output of DrawPathMaskToTexture.
     static void DrawToTargetWithShapeMask(GrTexture* texture,
                                           GrDrawContext*,
                                           const GrPaint& paint,
-                                          const GrUserStencilSettings* userStencilSettings,
+                                          const GrUserStencilSettings& userStencilSettings,
                                           const GrClip&,
                                           const SkMatrix& viewMatrix,
                                           const SkIRect& rect);
 
 private:
     // Helper function to get a scratch texture suitable for capturing the
     // result (i.e., right size & format)
     GrTexture* createTexture();
 
     GrTextureProvider*  fTexProvider;
     SkMatrix            fMatrix;
     SkAutoPixmapStorage fPixels;
     SkDraw              fDraw;
     SkRasterClip        fRasterClip;
 
     typedef SkNoncopyable INHERITED;
 };
 
 #endif // GrSWMaskHelper_DEFINED