Use "int" instead of "long" for bindings where the WebIDL uses "long".

Source/modules/websockets/WebSocket.cpp

 /*
  * Copyright (C) 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 404 matching lines @@
 const KURL& WebSocket::url() const
 {
     return m_url;
 }
 
 WebSocket::State WebSocket::readyState() const
 {
     return m_state;
 }
 
-unsigned long WebSocket::bufferedAmount() const
+unsigned WebSocket::bufferedAmount() const
 {
     return saturateAdd(m_bufferedAmount, m_bufferedAmountAfterClose);
 }
 
 String WebSocket::protocol() const
 {
     return m_subprotocol;
 }
 
 String WebSocket::extensions() const
@@ skipping 177 matching lines @@
     static const size_t minimumPayloadSizeWithEightByteExtendedPayloadLength = 0x10000;
     size_t overhead = hybiBaseFramingOverhead + hybiMaskingKeyLength;
     if (payloadSize >= minimumPayloadSizeWithEightByteExtendedPayloadLength)
         overhead += 8;
     else if (payloadSize >= minimumPayloadSizeWithTwoByteExtendedPayloadLength)
         overhead += 2;
     return overhead;
 }
 
 } // namespace WebCore