1 function Sys$Net$WebRequest$invoke() {
3 if (arguments.length !== 0) throw Error.parameterCount();
4 if (this._invokeCalled) {
5 throw Error.invalidOperation(Sys.Res.invokeCalledTwice);
6 }
7 Sys.Net.WebRequestManager.executeRequest(this);
8 this._invokeCalled = true;
9 }