Remove Skia's use of the default SkPicture constructor and multi-clone

src/core/SkPictureData.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 SkPictureData_DEFINED
 #define SkPictureData_DEFINED
 
@@ skipping 102 matching lines @@
     // issued for a hairline stroked concave path.
     int fNumAAHairlineConcavePaths;
 };
 
 #ifdef SK_SUPPORT_LEGACY_PICTURE_CLONE
 /**
  * Container for data that is needed to deep copy a SkPicture. The container
  * enables the data to be generated once and reused for subsequent copies.
  */
 struct SkPictCopyInfo {
-    SkPictCopyInfo() : initialized(false), controller(1024) {}
+    SkPictCopyInfo() : controller(1024) {}
 
-    bool initialized;
     SkChunkFlatController controller;
     SkTDArray<SkFlatData*> paintData;
 };
 #endif
 
 class SkPictureData {
 public:
 #ifdef SK_SUPPORT_LEGACY_PICTURE_CLONE
     SkPictureData(const SkPictureData& src, SkPictCopyInfo* deepCopyInfo = NULL);
 #endif
@@ skipping 143 matching lines @@
 
     const SkPictInfo fInfo;
 
     static void WriteFactories(SkWStream* stream, const SkFactorySet& rec);
     static void WriteTypefaces(SkWStream* stream, const SkRefCntSet& rec);
 
     void initForPlayback() const;
 };
 
 #endif