Remove the HttpRequest.queryParameters getter

pkg/http/test/utils.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library test_utils;
 
 import 'dart:async';
 import 'dart:io';
 import 'dart:json' as json;
 
@@ skipping 41 matching lines @@
       if (path == '/redirect') {
         response.statusCode = 302;
         response.headers.set('location', serverUrl.resolve('/').toString());
         response.contentLength = 0;
         response.close();
         return;
       }
 
       new ByteStream(request).toBytes().then((requestBodyBytes) {
         var outputEncoding;
-        var encodingName = request.queryParameters['response-encoding'];
+        var encodingName = request.uri.queryParameters['response-encoding'];
         if (encodingName != null) {
           outputEncoding = requiredEncodingForCharset(encodingName);
         } else {
           outputEncoding = Encoding.ASCII;
         }
 
         response.headers.contentType =
             new ContentType(
                 "application", "json", charset: outputEncoding.name);
         response.headers.set('single', 'value');
@@ skipping 127 matching lines @@
 const isSocketIOException = const _SocketIOException();
 
 /// A matcher for functions that throw SocketIOException.
 const Matcher throwsSocketIOException =
     const Throws(isSocketIOException);
 
 class _SocketIOException extends TypeMatcher {
   const _SocketIOException() : super("SocketIOException");
   bool matches(item, MatchState matchState) => item is SocketIOException;
 }