anchor.diff:    context.request
     .transform(new StringDecoder())
     .listen((data) => sb.write(data), onDone: () {
  -    serverLogger.fine("context.request.listen.onDone = ${sb.toString()}");
  +    _log.fine("context.request.listen.onDone = ${sb.toString()}");
       Map requestData = JSON.parse(sb.toString());
   
       Map fields = {
  
positive.code: void main() {
    _setupLogger();
  
    serverLogger.fine("Starting Server");
  
    var port = Platform.environment['PORT'] != null ?
        int.parse(Platform.environment['PORT'], onError: (_) => 8080) :
  
negative.code: 
    new http.Client()
    ..get(revokeTokenUrl).then((http.Response response) {
      _log.fine("GET ${revokeTokenUrl}");
      _log.fine("Response = ${response.body}");
      context.request.session["state_token"] = _createStateToken();
      Map data = {
                  "state_token": context.request.session["state_token"],
  