Format all tests.

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 "package:expect/expect.dart";
 import 'dart:io';
 
 void main() {
   HttpServer.bind("127.0.0.1", 0).then((server) {
     server.listen((request) {
       request.response
         ..writeln("first line")
         ..write("")
         ..writeln("second line")
         ..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();
-                          });
-        });
+    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();
+      });
+    });
   });
 }