Made shadows blurry (thru implementing variance mapping)

tools/debugger/SkDrawCommand.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 SKDRAWCOMMAND_H_
 #define SKDRAWCOMMAND_H_
 
@@ skipping 441 matching lines @@
     void execute(SkCanvas* canvas) const override;
 
 private:
     bool fRestore;
 
     typedef SkDrawCommand INHERITED;
 };
 
 class SkBeginDrawShadowedPictureCommand : public SkDrawCommand {
 public:
+    // sType is not needed because paint holds the shader that holds the sType info.
     SkBeginDrawShadowedPictureCommand(const SkPicture* picture,
                                       const SkMatrix* matrix,
                                       const SkPaint* paint);
 
     void execute(SkCanvas* canvas) const override;
     bool render(SkCanvas* canvas) const override;
 
 private:
     SkAutoTUnref<const SkPicture> fPicture;
     SkTLazy<SkMatrix>             fMatrix;
@@ skipping 298 matching lines @@
     void execute(SkCanvas* canvas) const override;
     Json::Value toJSON(UrlDataManager& urlDataManager) const override;
     static SkTranslateZCommand* fromJSON(Json::Value& command, UrlDataManager& urlDataManager);
 
 private:
     SkScalar fZTranslate;
 
     typedef SkDrawCommand INHERITED;
 };
 #endif