      * Custom HTTP headers to be sent to the SOAP endpoint. If multiple
      * headers need to be sent with the same name the value should be specified
      * as an Array.
+     *
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public function get httpHeaders():Object
     {

     * <p>Note that if the default destinations are used, you must specify the WSDL and endpointURI on the client. 
     * If you use a non-default proxy destination, you can have the WSDL and endpointURI specified in the 
     * destination configuration.</p>
     */
    public static const DEFAULT_DESTINATION_HTTPS:String = "DefaultHTTPS";
}

     * @param charset The character set encoding to use while encoding the
     * remote credentials. The default is null, which implies the legacy charset
     * of ISO-Latin-1. The only other supported charset is &quot;UTF-8&quot;.
     *
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    override public function setRemoteCredentials(remoteUsername:String, remotePassword:String, charset:String=null):void
    {
