fixed SkDebugCanvas' handling of drawPicture

tools/debugger/SkDebugCanvas.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
+#include "SkCanvasPriv.h"
 #include "SkClipStack.h"
 #include "SkDebugCanvas.h"
 #include "SkDrawCommand.h"
 #include "SkDevice.h"
 #include "SkPaintFilterCanvas.h"
 #include "SkOverdrawMode.h"
 
 #define SKDEBUGCANVAS_VERSION            1
 #define SKDEBUGCANVAS_ATTRIBUTE_VERSION  "version"
 #define SKDEBUGCANVAS_ATTRIBUTE_COMMANDS "commands"
@@ skipping 397 matching lines @@
 }
 
 void SkDebugCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) {
     this->addDrawCommand(new SkDrawPathCommand(path, paint));
 }
 
 void SkDebugCanvas::onDrawPicture(const SkPicture* picture,
                                   const SkMatrix* matrix,
                                   const SkPaint* paint) {
     this->addDrawCommand(new SkBeginDrawPictureCommand(picture, matrix, paint));
-    this->INHERITED::onDrawPicture(picture, matrix, paint);
+    SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect());
+    picture->playback(this);
     this->addDrawCommand(new SkEndDrawPictureCommand(SkToBool(matrix) || SkToBool(paint)));
 }
 
 void SkDebugCanvas::onDrawPoints(PointMode mode, size_t count,
                                  const SkPoint pts[], const SkPaint& paint) {
     this->addDrawCommand(new SkDrawPointsCommand(mode, count, pts, paint));
 }
 
 void SkDebugCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[],
                                   const SkPaint& paint) {
@@ skipping 194 matching lines @@
 }
 
 bool SkDebugCanvas::lastClipStackData(const SkPath& devPath) {
     if (fCalledAddStackData) {
         fClipStackData.appendf("<br>");
         addPathData(devPath, "pathOut");
         return true;
     }
     return false;
 }