anchor.diff:      var pp = makeParamMap(params);
   
       var request_complete = false;
  -    http.StreamedResponse response_object;
  +    StreamedResponse response_object;
   
       while (!request_complete) {
         // This will be reset later if we are running into throttling issues.
  
positive.code: 
  export 'src/mastodon_base.dart';
  
  import 'package:http/http.dart' as http;
  import 'dart:convert';
  import 'dart:io';
  import 'package:mime/mime.dart';
  
negative.code:       var request;
  
        if (files.isEmpty) {
          request = new Request(method, uri);
        } else {
          request = new MultipartRequest(method, uri);
          for (var f in files.keys) {
            await request.files.add(files[f]);
          }
  