Change test to not use DartOptions.

tests/standalone/src/EchoServerTest.dart

 // Copyright (c) 2011, 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.
 //
 // Echo server test program for testing sockets.
 //
 // VMOptions=
 // VMOptions=--short_socket_read
 // VMOptions=--short_socket_write
 // VMOptions=--short_socket_read --short_socket_write
 
+#library("EchoServerTest.dart");
+
 class EchoServerTest {
 
   static void testMain() {
     EchoServerGame echoServerGame = new EchoServerGame.start();
   }
 }
 
 class EchoServerGame {
 
   static final MSGSIZE = 10;
@@ skipping 197 matching lines @@
       }
     });
   }
 
   ServerSocket _server;
 }
 
 main() {
   EchoServerTest.testMain();
 }