Add internal fields to JSArrayBufferViews (JSTypedArray and JSDataView)

include/v8.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2359 matching lines @@
   ScriptOrigin GetScriptOrigin() const;
   V8_INLINE(static Function* Cast(Value* obj));
   static const int kLineOffsetNotFound;
 
  private:
   Function();
   static void CheckCast(Value* obj);
 };
 
 #ifndef V8_ARRAY_BUFFER_INTERNAL_FIELD_COUNT
+// The number of required internal fields can be defined by embedder.
 #define V8_ARRAY_BUFFER_INTERNAL_FIELD_COUNT 2
 #endif
 
 /**
  * An instance of the built-in ArrayBuffer constructor (ES6 draft 15.13.5).
  * This API is experimental and may change significantly.
  */
 class V8EXPORT ArrayBuffer : public Object {
  public:
   /**
@@ skipping 92 matching lines @@
   V8_INLINE(static ArrayBuffer* Cast(Value* obj));
 
   static const int kInternalFieldCount = V8_ARRAY_BUFFER_INTERNAL_FIELD_COUNT;
 
  private:
   ArrayBuffer();
   static void CheckCast(Value* obj);
 };
 
 
+#ifndef V8_ARRAY_BUFFER_VIEW_INTERNAL_FIELD_COUNT
+// The number of required internal fields can be defined by embedder.
+#define V8_ARRAY_BUFFER_VIEW_INTERNAL_FIELD_COUNT 2
+#endif
+
+
 /**
  * A base class for an instance of one of "views" over ArrayBuffer,
  * including TypedArrays and DataView (ES6 draft 15.13).
  *
  * This API is experimental and may change significantly.
  */
 class V8EXPORT ArrayBufferView : public Object {
  public:
   /**
    * Returns underlying ArrayBuffer.
    */
   Local<ArrayBuffer> Buffer();
   /**
    * Byte offset in |Buffer|.
    */
   size_t ByteOffset();
   /**
    * Size of a view in bytes.
    */
   size_t ByteLength();
   /**
    * Base address of a view.
    */
   void* BaseAddress();
 
   V8_INLINE(static ArrayBufferView* Cast(Value* obj));
 
+  static const int kInternalFieldCount =
+      V8_ARRAY_BUFFER_VIEW_INTERNAL_FIELD_COUNT;
+
  private:
   ArrayBufferView();
   static void CheckCast(Value* obj);
 };
 
 
 /**
  * A base class for an instance of TypedArray series of constructors
  * (ES6 draft 15.13.6).
  * This API is experimental and may change significantly.
@@ skipping 3936 matching lines @@
 
 
 }  // namespace v8
 
 
 #undef V8EXPORT
 #undef TYPE_CHECK
 
 
 #endif  // V8_H_