bindings: Remove the hidden prototype from HTMLDocument.

third_party/WebKit/Source/bindings/core/v8/WindowProxy.cpp

 /*
  * Copyright (C) 2008, 2009, 2011 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 56 matching lines @@
 #include <algorithm>
 #include <utility>
 #include <v8-debug.h>
 #include <v8.h>
 
 namespace blink {
 
 static void checkDocumentWrapper(v8::Local<v8::Object> wrapper, Document* document)
 {
     ASSERT(V8Document::toImpl(wrapper) == document);
-    ASSERT(!document->isHTMLDocument() || (V8Document::toImpl(v8::Local<v8::Object>::Cast(wrapper->GetPrototype())) == document));
 }
 
 PassOwnPtrWillBeRawPtr<WindowProxy> WindowProxy::create(v8::Isolate* isolate, Frame* frame, DOMWrapperWorld& world)
 {
     return adoptPtrWillBeNoop(new WindowProxy(frame, &world, isolate));
 }
 
 WindowProxy::WindowProxy(Frame* frame, PassRefPtr<DOMWrapperWorld> world, v8::Isolate* isolate)
     : m_frame(frame)
     , m_isolate(isolate)
@@ skipping 483 matching lines @@
 }
 
 void WindowProxy::updateSecurityOrigin(SecurityOrigin* origin)
 {
     if (!isContextInitialized())
         return;
     setSecurityToken(origin);
 }
 
 } // namespace blink