nl_tokens: Instantiate an instance of the GoogleCheckout Polling prototype
pl_tokens: function Polling ( objGoogleCheckout ) { var self = this ; //todo: check the constructor name assert . <mask> ( objGoogleCheckout , "A GoogleCheckout object is the only required argument" ) ; self . gc = objGoogleCheckout ; self . settings = self . gc . settings ; self . continueToken = null ; }