Remove the SkCanvas comment API

include/utils/SkNWayCanvas.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 SkNWayCanvas_DEFINED
 #define SkNWayCanvas_DEFINED
 
 #include "SkCanvas.h"
 
 class SK_API SkNWayCanvas : public SkCanvas {
 public:
     SkNWayCanvas(int width, int height);
     virtual ~SkNWayCanvas();
 
     virtual void addCanvas(SkCanvas*);
     virtual void removeCanvas(SkCanvas*);
     virtual void removeAll();
 
     ///////////////////////////////////////////////////////////////////////////
     // These are forwarded to the N canvases we're referencing
 
     SkDrawFilter* setDrawFilter(SkDrawFilter*) override;
 
-    void beginCommentGroup(const char* description) override;
-    void addComment(const char* kywd, const char* value) override;
-    void endCommentGroup() override;
-
 protected:
     SkTDArray<SkCanvas*> fList;
 
     void willSave() override;
     SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveFlags) override;
     void willRestore() override;
 
     void didConcat(const SkMatrix&) override;
     void didSetMatrix(const SkMatrix&) override;
 
@@ skipping 41 matching lines @@
     void onDrawPicture(const SkPicture*, const SkMatrix*, const SkPaint*) override;
 
     class Iter;
 
 private:
     typedef SkCanvas INHERITED;
 };
 
 
 #endif