Format all tests.

tests/standalone/io/socket_many_connections_test.dart

 // Copyright (c) 2012, 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.
 //
 // Test creating a large number of socket connections.
 library ServerTest;
 
 import "package:expect/expect.dart";
 import "package:async_helper/async_helper.dart";
 import "dart:async";
 import "dart:io";
 import "dart:isolate";
 part "testing_server.dart";
 
 const CONNECTIONS = 200;
 
 class SocketManyConnectionsTest {
-
   SocketManyConnectionsTest.start()
       : _connections = 0,
         _sockets = new List<Socket>(CONNECTIONS) {
     initialize();
   }
 
   void run() {
-
     void connectHandler() {
       _connections++;
       if (_connections == CONNECTIONS) {
         for (int i = 0; i < CONNECTIONS; i++) {
           _sockets[i].destroy();
         }
         close();
       }
     }
 
@@ skipping 20 matching lines @@
     _closeSendPort.send(null);
     asyncEnd();
   }
 
   int _port;
   SendPort _closeSendPort;
   List<Socket> _sockets;
   int _connections;
 }
 
-
 void startTestServer(SendPort replyPort) {
   var server = new TestServer();
   server.init().then((port) {
     replyPort.send([port, server.closeSendPort]);
   });
 }
 
 class TestServer extends TestingServer {
-
   void onConnection(Socket connection) {
     Socket _client;
 
     void closeHandler() {
       connection.close();
     }
 
     void errorHandler(e, trace) {
       String msg = "Socket error $e";
       if (trace != null) msg += "\nStackTrace: $trace";
       print(msg);
       connection.close();
     }
 
     _connections++;
-    connection.listen(
-        (data) {},
-        onDone: closeHandler,
-        onError: errorHandler);
+    connection.listen((data) {}, onDone: closeHandler, onError: errorHandler);
   }
 
   int _connections = 0;
 }
 
 main() {
   asyncStart();
   SocketManyConnectionsTest test = new SocketManyConnectionsTest.start();
 }