Revert 24086 Update checked in binary to version 0.5.19.0

tools/testing/dart/http_server.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 http_server;
 
 import 'dart:async';
 import 'dart:io';
 import 'dart:isolate';
+import 'dart:uri';
 import 'test_suite.dart';  // For TestUtils.
 // TODO(efortuna): Rewrite to not use the args library and simply take an
 // expected number of arguments, so test.dart doesn't rely on the args library?
 // See discussion on https://codereview.chromium.org/11931025/.
 import 'vendored_pkg/args/args.dart';
 import 'utils.dart';
 
 
 /// Interface of the HTTP server:
 ///
@@ skipping 181 matching lines @@
     response.headers.set("Access-Control-Allow-Origin", "*");
     request.pipe(response).catchError((e) {
       DebugLogger.warning(
           'HttpServer: error while closing the response stream', e);
     });
   }
 
   void _handleWebSocketRequest(HttpRequest request) {
     WebSocketTransformer.upgrade(request).then((websocket) {
       websocket.listen((data) {
-        websocket.add(data);
+        websocket.send(data);
         websocket.close();
       }, onError: (e) {
         DebugLogger.warning('HttpServer: error while echoing to WebSocket', e);
       });
     }).catchError((e) {
       DebugLogger.warning(
           'HttpServer: error while transforming to WebSocket', e);
     });
   }
 
@@ skipping 84 matching lines @@
 
   void _sendFileContent(HttpRequest request,
                         HttpResponse response,
                         int allowedPort,
                         Path path,
                         File file) {
     if (allowedPort != -1) {
       var headerOrigin = request.headers.value('Origin');
       var allowedOrigin;
       if (headerOrigin != null) {
-        var origin = Uri.parse(headerOrigin);
+        var origin = new Uri(headerOrigin);
         // Allow loading from http://*:$allowedPort in browsers.
         allowedOrigin =
-          '${origin.scheme}://${origin.host}:${allowedPort}';
+          '${origin.scheme}://${origin.domain}:${allowedPort}';
       } else {
         // IE10 appears to be bugged and is not sending the Origin header
         // when making CORS requests to the same domain but different port.
         allowedOrigin = '*';
       }
 
 
       response.headers.set("Access-Control-Allow-Origin", allowedOrigin);
       response.headers.set('Access-Control-Allow-Credentials', 'true');
     } else {
@@ skipping 50 matching lines @@
 class _Entry {
   final String name;
   final String displayName;
 
   _Entry(this.name, this.displayName);
 
   int compareTo(_Entry other) {
     return name.compareTo(other.name);
   }
 }