Remove deprecated ms arguments for Timer and Future.

tests/standalone/io/raw_secure_socket_pause_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.
 //
 // VMOptions=
 // VMOptions=--short_socket_read
 // VMOptions=--short_socket_write
 // VMOptions=--short_socket_read --short_socket_write
 
 import "dart:async";
@@ skipping 13 matching lines @@
   // work with www.google.dk.
   RawSecureSocket.connect("www.google.dk", 443).then((socket) {
     StreamSubscription subscription;
     bool paused = false;
     bool readEventsTested = false;
     bool readEventsPaused = false;
 
     void runPauseTest() {
       subscription.pause();
       paused = true;
-      new Timer(500, (_) {
+      new Timer(const Duration(milliseconds: 500), () {
           paused = false;
           subscription.resume();
       });
     }
 
     void runReadEventTest() {
       if (readEventsTested) return;
       readEventsTested = true;
       socket.readEventsEnabled = false;
       readEventsPaused = true;
-      new Timer(500, (_) {
+      new Timer(const Duration(milliseconds: 500), () {
         readEventsPaused = false;
         socket.readEventsEnabled = true;
       });
     }
 
     subscription = socket.listen((RawSocketEvent event) {
       Expect.isFalse(paused);
       switch (event) {
         case RawSocketEvent.READ:
           Expect.isFalse(readEventsPaused);
@@ skipping 16 matching lines @@
           String fullPage = chunks.join();
           Expect.isTrue(fullPage.contains('</body></html>'));
           break;
         default: throw "Unexpected event $event";
       }
       }, onError: (AsyncError a) {
         Expect.fail("onError handler of RawSecureSocket stream hit: $a");
       });
   });
 }