Merge IO v2 branch to bleeding edge

tests/standalone/io/testing_server.dart

-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// 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.
 
 part of ServerTest;
 
 abstract class TestingServer {
 
   static const HOST = "127.0.0.1";
   static const INIT = 0;
   static const SHUTDOWN = -1;
 
   void onConnection(Socket connection);  // Abstract.
 
-  void errorHandlerServer(Exception e) {
+  void errorHandlerServer(e) {
     Expect.fail("Server socket error $e");
   }
 
   void dispatch(message, SendPort replyTo) {
     if (message == INIT) {
-      _server = new ServerSocket(HOST, 0, 10);
-      Expect.equals(true, _server != null);
-      _server.onConnection = onConnection;
-      _server.onError = errorHandlerServer;
-      replyTo.send(_server.port, null);
+      ServerSocket.bind(HOST, 0, 10).then((server) {
+        _server = server;
+        _server.listen(
+            onConnection,
+            onError: errorHandlerServer);
+        replyTo.send(_server.port, null);
+      });
     } else if (message == SHUTDOWN) {
       _server.close();
       port.close();
     }
   }
 
   ServerSocket _server;
 }
 
 abstract class TestingServerTest {
@@ skipping 16 matching lines @@
 
   void shutdown() {
     _sendPort.send(TestingServer.SHUTDOWN, _receivePort.toSendPort());
     _receivePort.close();
   }
 
   int _port;
   ReceivePort _receivePort;
   SendPort _sendPort;
 }