Remove WrapperWorldType from DOMDataStore

Source/bindings/v8/DOMWrapperWorld.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 38 matching lines @@
 unsigned DOMWrapperWorld::isolatedWorldCount = 0;
 
 PassRefPtr<DOMWrapperWorld> DOMWrapperWorld::create(int worldId, int extensionGroup)
 {
     return adoptRef(new DOMWrapperWorld(worldId, extensionGroup));
 }
 
 DOMWrapperWorld::DOMWrapperWorld(int worldId, int extensionGroup)
     : m_worldId(worldId)
     , m_extensionGroup(extensionGroup)
+    , m_domDataStore(adoptPtr(new DOMDataStore(isMainWorld())))
 {
-    if (isMainWorld())
-        m_domDataStore = adoptPtr(new DOMDataStore(MainWorld));
-    else if (isIsolatedWorld())
-        m_domDataStore = adoptPtr(new DOMDataStore(IsolatedWorld));
-    else if (isWorkerWorld())
-        m_domDataStore = adoptPtr(new DOMDataStore(WorkerWorld));
 }
 
 DOMWrapperWorld* DOMWrapperWorld::current(v8::Isolate* isolate)
 {
     v8::Handle<v8::Context> context = isolate->GetCurrentContext();
     if (context.IsEmpty() || !toDOMWindow(context))
         return 0;
     return world(context);
 }
 
@@ skipping 150 matching lines @@
     DOMActivityLoggerMap::iterator it = loggers.find(worldId);
     return it == loggers.end() ? 0 : it->value.get();
 }
 
 bool DOMWrapperWorld::contextHasCorrectPrototype(v8::Handle<v8::Context> context)
 {
     return V8WindowShell::contextHasCorrectPrototype(context);
 }
 
 } // namespace WebCore