Fix issus 8828

tests/standalone/io/regress_8828_test.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.
+
+// VMOptions=
+// VMOptions=--short_socket_read
+// VMOptions=--short_socket_write
+// VMOptions=--short_socket_read --short_socket_write
+
+import 'dart:io';
+
+void main() {
+  HttpServer.bind().then((server) {
+    server.listen((request) {
+      request.response
+        ..addString("first line\n")
+        ..addString("")
+        ..addString("second line\n")
+        ..close();
+    });
+
+    HttpClient client = new HttpClient();
+    client.get("127.0.0.1", server.port, "/")
+        .then((HttpClientRequest request) {
+          return request.close();
+        })
+        .then((HttpClientResponse response) {
+            List<int> body = new List();
+          response.listen(body.addAll,
+                          onDone: () {
+                            Expect.equals("first line\nsecond line\n",
+                                          new String.fromCharCodes(body));
+                            server.close();
+                          });
+        });
+  });
+}