Remove duplicated headers from modules/

Source/modules/websockets/WebSocketChannel.cpp

 /*
  * Copyright (C) 2009, 2012 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 24 matching lines @@
 #include "core/dom/Document.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/page/Settings.h"
 #include "core/workers/WorkerGlobalScope.h"
 #include "core/workers/WorkerRunLoop.h"
 #include "core/workers/WorkerThread.h"
 #include "modules/websockets/MainThreadWebSocketChannel.h"
 #include "modules/websockets/ThreadableWebSocketChannelClientWrapper.h"
 #include "modules/websockets/WebSocketChannelClient.h"
 #include "modules/websockets/WorkerThreadableWebSocketChannel.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 static const char webSocketChannelMode[] = "webSocketChannelMode";
 
 PassRefPtr<WebSocketChannel> WebSocketChannel::create(ExecutionContext* context, WebSocketChannelClient* client)
 {
     ASSERT(context);
     ASSERT(client);
 
     if (context->isWorkerGlobalScope()) {
         WorkerGlobalScope* workerGlobalScope = toWorkerGlobalScope(context);
         WorkerRunLoop& runLoop = workerGlobalScope->thread()->runLoop();
         String mode = webSocketChannelMode;
         mode.append(String::number(runLoop.createUniqueId()));
         return WorkerThreadableWebSocketChannel::create(workerGlobalScope, client, mode);
     }
 
     Document* document = toDocument(context);
     Settings* settings = document->settings();
     if (settings && settings->experimentalWebSocketEnabled()) {
         // FIXME: Create and return an "experimental" WebSocketChannel instead of a MainThreadWebSocketChannel.
         return MainThreadWebSocketChannel::create(document, client);
     }
     return MainThreadWebSocketChannel::create(document, client);
 }
 
 } // namespace WebCore