Simplify parameters passed to path renderers

src/gpu/GrDefaultPathRenderer.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrDefaultPathRenderer_DEFINED
 #define GrDefaultPathRenderer_DEFINED
 
 #include "GrPathRenderer.h"
 #include "SkTemplates.h"
 
 /**
  *  Subclass that renders the path using the stencil buffer to resolve fill rules
  * (e.g. winding, even-odd)
  */
 class SK_API GrDefaultPathRenderer : public GrPathRenderer {
 public:
     GrDefaultPathRenderer(bool separateStencilSupport, bool stencilWrapOpsSupport);
 
 private:
 
-    virtual StencilSupport onGetStencilSupport(const GrDrawTarget*,
-                                               const GrPipelineBuilder*,
-                                               const SkPath&,
-                                               const GrStrokeInfo&) const override;
+    StencilSupport onGetStencilSupport(const SkPath&, const GrStrokeInfo&) const override;
 
     bool onCanDrawPath(const CanDrawPathArgs&) const override;
 
     bool onDrawPath(const DrawPathArgs&) override;
 
     void onStencilPath(const StencilPathArgs&) override;
 
     bool internalDrawPath(GrDrawTarget*,
                           GrPipelineBuilder*,
                           GrColor,
                           const SkMatrix& viewMatrix,
                           const SkPath&,
                           const GrStrokeInfo&,
                           bool stencilOnly);
 
     bool    fSeparateStencil;
     bool    fStencilWrapOps;
 
     typedef GrPathRenderer INHERITED;
 };
 
 #endif