VM Service isolate listing

runtime/bin/vmservice/vmservice_io.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";
+// TODO(johnmccutchan): Convert this into separate library which imports
+// the vmservice library.
 
-class A {
-  a(x) => x + 1;
-}
+part of vmservice;
 
-f(p) => p("A");
+var _port;
 
 main() {
-  A a = new A();
-  a.a(1);
-  var v = null;
-  try {
-    v = f(a.a);
-  } catch (e) { }
-
-  Expect.equals(null, v);
+  var service = new VmService();
+  var server = new Server(service, _port);
+  server.startServer();
 }