Use the new test runner.

test/serve/utils.dart

Index: test/serve/utils.dart
diff --git a/test/serve/utils.dart b/test/serve/utils.dart
index c153f23ddc12e6b9d2f169764446c50ab118e82c..83b691c1b0e513bb1ff618432225d6a0425ebdfa 100644
--- a/test/serve/utils.dart
+++ b/test/serve/utils.dart
@@ -161,10 +161,6 @@ ScheduledProcess startPubServe({Iterable<String> args,
 
   if (args != null) pubArgs.addAll(args);
 
-  // Dart2js can take a long time to compile dart code, so we increase the
-  // timeout to cope with that.
-  currentSchedule.timeout *= 1.5;
-
   if (createWebDir) d.dir(appPath, [d.dir("web")]).create();
   return startPub(args: pubArgs);
 }
@@ -371,7 +367,7 @@ Future<Map> webSocketRequest(String method, [Map params]) {
     ]).then((results) {
       var resolvedParams = results[1];
       chainToCompleter(
-          currentSchedule.wrapFuture(_jsonRpcRequest(method, resolvedParams)),
+          _jsonRpcRequest(method, resolvedParams),
           completer);
     });
   }, "send $method with $params to web socket");