dart:io | Remove uses of Options class from standalone tests. Mark Options deprecated.

tests/standalone/io/socket_cross_process_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.
 //
 
 import "package:expect/expect.dart";
 import 'dart:async';
 import 'dart:io';
 
 const int NUM_SERVERS = 10;
 
-void main() {
-  var args = new Options().arguments;
+void main(List<String> args) {
   if (args.isEmpty) {
     for (int i = 0; i < NUM_SERVERS; ++i) {
       makeServer().then((server) {
         runClientProcess(server.port).then((_) => server.close());
       });
     }
   } else if (args[0] == '--client') {
     int port = int.parse(args[1]);
     runClient(port);
   } else {
@@ skipping 26 matching lines @@
     }
   });
 }
 
 runClient(int port) {
   Socket.connect(InternetAddress.LOOPBACK_IP_V4, port).then((connection) {
     connection.listen((_) { }, onDone: () => print('SUCCESS'));
     connection.close();
   });
 }