Fixing SkPicture serialization

include/core/SkPicture.h

 
 /*
  * Copyright 2007 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkPicture_DEFINED
@@ skipping 256 matching lines @@
     int fWidth, fHeight;
 
     // Create a new SkPicture from an existing SkPicturePlayback. Ref count of
     // playback is unchanged.
     SkPicture(SkPicturePlayback*, int width, int height);
 
     // For testing. Derived classes may instantiate an alternate
     // SkBBoxHierarchy implementation
     virtual SkBBoxHierarchy* createBBoxHierarchy() const;
 private:
-    void createHeader(void* header) const;
+    void createHeader(SkPictInfo* info) const;
+    static bool IsValidPictInfo(const SkPictInfo& info);
 
     friend class SkFlatPicture;
     friend class SkPicturePlayback;
 
     typedef SkRefCnt INHERITED;
 };
 
 /**
  *  Subclasses of this can be passed to canvas.drawPicture. During the drawing
  *  of the picture, this callback will periodically be invoked. If its
  *  abortDrawing() returns true, then picture playback will be interrupted.
  *
  *  The resulting drawing is undefined, as there is no guarantee how often the
  *  callback will be invoked. If the abort happens inside some level of nested
  *  calls to save(), restore will automatically be called to return the state
  *  to the same level it was before the drawPicture call was made.
  */
 class SK_API SkDrawPictureCallback {
 public:
     SkDrawPictureCallback() {}
     virtual ~SkDrawPictureCallback() {}
 
     virtual bool abortDrawing() = 0;
 };
 
 #endif