Optionally enable SkValidatingReadBuffer in SkPictureImageFilter

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
 #define SkPicture_DEFINED
 
@@ skipping 204 matching lines @@
     static_assert(MIN_PICTURE_VERSION <= 41,
                   "Remove kFontFileName and related code from SkFontDescriptor.cpp.");
 
     static_assert(MIN_PICTURE_VERSION <= 42,
                   "Remove COMMENT API handlers from SkPicturePlayback.cpp");
 
     static_assert(MIN_PICTURE_VERSION <= 43,
                   "Remove SkBitmapSourceDeserializer.");
     
     static bool IsValidPictInfo(const SkPictInfo& info);
-    static sk_sp<SkPicture> Forwardport(const SkPictInfo&, const SkPictureData*);
+    static sk_sp<SkPicture> Forwardport(const SkPictInfo&,
+                                        const SkPictureData*,
+                                        const SkReadBuffer* buffer);
 
     SkPictInfo createHeader() const;
     SkPictureData* backport() const;
 
     mutable uint32_t fUniqueID;
 };
 
 #endif