Split SkPicturePlayback out of SkPictureData

tools/CopyTilesRenderer.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 "picture_utils.h"
 #include "CopyTilesRenderer.h"
 #include "SkCanvas.h"
 #include "SkDevice.h"
 #include "SkImageEncoder.h"
 #include "SkPicture.h"
 #include "SkPixelRef.h"
 #include "SkRect.h"
 #include "SkString.h"
 
 namespace sk_tools {
     CopyTilesRenderer::CopyTilesRenderer(int x, int y)
     : fXTilesPerLargeTile(x)
     , fYTilesPerLargeTile(y) {
     }
-    void CopyTilesRenderer::init(SkPicture* pict, const SkString* writePath,
+    void CopyTilesRenderer::init(const SkPicture* pict, const SkString* writePath,
                                  const SkString* mismatchPath, const SkString* inputFilename,
                                  bool useChecksumBasedFilenames) {
         // Do not call INHERITED::init(), which would create a (potentially large) canvas which is
         // not used by bench_pictures.
         SkASSERT(pict != NULL);
         // Only work with absolute widths (as opposed to percentages).
         SkASSERT(this->getTileWidth() != 0 && this->getTileHeight() != 0);
         fPicture.reset(pict)->ref();
         this->CopyString(&fWritePath, writePath);
         this->CopyString(&fMismatchPath, mismatchPath);
@@ skipping 59 matching lines @@
                 }
             }
         }
         return success;
     }
 
     SkString CopyTilesRenderer::getConfigNameInternal() {
         return SkString("copy_tiles");
     }
 }