Use the new test runner.

test/build/copies_browser_js_with_dev_dependency_test.dart

Index: test/build/copies_browser_js_with_dev_dependency_test.dart
diff --git a/test/build/copies_browser_js_with_dev_dependency_test.dart b/test/build/copies_browser_js_with_dev_dependency_test.dart
index a174e3e702ffade7010bc6446a6bb9d96d64b069..4eed6fc1df35e33c1a76b121f9b42af770784592 100644
--- a/test/build/copies_browser_js_with_dev_dependency_test.dart
+++ b/test/build/copies_browser_js_with_dev_dependency_test.dart
@@ -2,6 +2,10 @@
 // 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.
 
+// Dart2js can take a long time to compile dart code, so we increase the timeout
+// to cope with that.
+@Timeout.factor(3)
+
 import 'package:scheduled_test/scheduled_test.dart';
 
 import '../descriptor.dart' as d;
@@ -11,14 +15,8 @@ import 'utils.dart';
 main() {
   // This is a regression test for http://dartbug.com/16617.
 
-  initConfig();
-
   integration("compiles dart.js and interop.js next to entrypoints when "
       "browser is a dev dependency", () {
-    // Dart2js can take a long time to compile dart code, so we increase the
-    // timeout to cope with that.
-    currentSchedule.timeout *= 3;
-
     serveBrowserPackage();
 
     d.dir(appPath, [