DOMWebSocket::bufferedAmount() should not return an "unsigned long"

Source/modules/websockets/WorkerWebSocketChannel.cpp

 /*
  * Copyright (C) 2011, 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 289 matching lines @@
     if (bridge->client())
         bridge->client()->didReceiveBinaryMessage(payload);
 }
 
 void Peer::didReceiveBinaryMessage(PassOwnPtr<Vector<char> > payload)
 {
     ASSERT(isMainThread());
     m_loaderProxy.postTaskToWorkerGlobalScope(createCrossThreadTask(&workerGlobalScopeDidReceiveBinaryMessage, m_bridge, payload));
 }
 
-static void workerGlobalScopeDidConsumeBufferedAmount(ExecutionContext* context, Bridge* bridge, unsigned long consumed)
+static void workerGlobalScopeDidConsumeBufferedAmount(ExecutionContext* context, Bridge* bridge, unsigned consumed)
 {
     ASSERT_UNUSED(context, context->isWorkerGlobalScope());
     if (bridge->client())
         bridge->client()->didConsumeBufferedAmount(consumed);
 }
 
-void Peer::didConsumeBufferedAmount(unsigned long consumed)
+void Peer::didConsumeBufferedAmount(unsigned consumed)
 {
     ASSERT(isMainThread());
     m_loaderProxy.postTaskToWorkerGlobalScope(createCrossThreadTask(&workerGlobalScopeDidConsumeBufferedAmount, m_bridge, consumed));
 }
 
 static void workerGlobalScopeDidStartClosingHandshake(ExecutionContext* context, Bridge* bridge)
 {
     ASSERT_UNUSED(context, context->isWorkerGlobalScope());
     if (bridge->client())
         bridge->client()->didStartClosingHandshake();
@@ skipping 145 matching lines @@
 
 void Bridge::trace(Visitor* visitor)
 {
     visitor->trace(m_client);
     visitor->trace(m_workerGlobalScope);
     visitor->trace(m_syncHelper);
     visitor->trace(m_peer);
 }
 
 } // namespace blink