Faster access to isolated worlds.

bindings/v8/V8IsolatedWorld.cpp

 /*
  * Copyright (C) 2009 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 46 matching lines @@
     ++isolatedWorldCount;
 
     v8::HandleScope scope;
     m_context = SharedPersistent<v8::Context>::create(proxy->createNewContext(v8::Handle<v8::Object>(), extensionGroup));
     if (m_context->get().IsEmpty())
         return;
 
     // Run code in the new context.
     v8::Context::Scope context_scope(m_context->get());
 
-    m_context->get()->Global()->SetHiddenValue(V8HiddenPropertyName::isolatedWorld(), v8::External::Wrap(this));
+    getGlobalObject(m_context->get())->SetPointerInInternalField(V8Custom::kDOMWindowEnteredIsolatedWorldIndex, this);
 
     V8Proxy::installHiddenObjectPrototype(m_context->get());
     proxy->installDOMWindow(m_context->get(), proxy->frame()->domWindow());
 
     // Using the default security token means that the canAccess is always
     // called, which is slow.
     // FIXME: Use tokens where possible. This will mean keeping track of all
     //        created contexts so that they can all be updated when the
     //        document domain
     //        changes.
     m_context->get()->UseDefaultSecurityToken();
 
     proxy->frame()->loader()->client()->didCreateIsolatedScriptContext();
 }
 
 void V8IsolatedWorld::destroy()
 {
     m_context->get().MakeWeak(this, &contextWeakReferenceCallback);
 }
 
 V8IsolatedWorld::~V8IsolatedWorld()
 {
     --isolatedWorldCount;
     m_context->disposeHandle();
 }
 
-V8IsolatedWorld* V8IsolatedWorld::getEnteredImpl()
-{
-    if (!v8::Context::InContext())
-        return 0;
-    v8::HandleScope scope;
-
-    v8::Local<v8::Value> world = v8::Context::GetEntered()->Global()->GetHiddenValue(V8HiddenPropertyName::isolatedWorld());
-    if (world.IsEmpty())
-        return 0;
-
-    return static_cast<V8IsolatedWorld*>(v8::External::Unwrap(world));
-}
-
 } // namespace WebCore