Fix for http://code.google.com/p/chromium/issues/detail?id=5409....

webkit/port/bindings/v8/v8_helpers.cpp

 // Copyright (c) 2008, Google Inc.
 // 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
@@ skipping 20 matching lines @@
 
 #define max max
 #define min min
 #include "v8_helpers.h"
 #include "v8_proxy.h"
 #include "v8_index.h"
 #include "np_v8object.h"
 
 #include "DOMWindow.h"
 
+using WebCore::V8Custom;
+
 void WrapNPObject(v8::Handle<v8::Object> obj, NPObject* npobj) {
-  ASSERT(obj->InternalFieldCount() >= 3);
-
   WebCore::V8Proxy::SetDOMWrapper(obj, WebCore::V8ClassIndex::NPOBJECT, npobj);
-
-  // Create a JS object as a hash map for functions
-  obj->SetInternalField(2, v8::Object::New());
 }
 
 v8::Local<v8::Context> GetV8Context(NPP npp, NPObject* npobj) {
   V8NPObject* object = reinterpret_cast<V8NPObject*>(npobj);
   return WebCore::V8Proxy::GetContext(object->root_object->frame());
 }
 
 WebCore::V8Proxy* GetV8Proxy(NPObject* npobj) {
   V8NPObject* object = reinterpret_cast<V8NPObject*>(npobj);
   WebCore::Frame* frame = object->root_object->frame();
   return WebCore::V8Proxy::retrieve(frame);
 }