Use the new test runner.

test/dependency_computer/no_dependencies_test.dart

 // Copyright (c) 2014, 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.
 
 library pub_tests;
 
 import 'package:scheduled_test/scheduled_test.dart';
 
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
 import 'utils.dart';
 
 void main() {
-  initConfig();
-
   integration("reports no dependencies if no transformers are used", () {
     d.dir(appPath, [
       d.pubspec({
         "name": "myapp",
         "dependencies": {"foo": {"path": "../foo"}}
       })
     ]).create();
 
     d.dir("foo", [d.libPubspec("foo", "1.0.0")]).create();
 
@@ skipping 126 matching lines @@
       ])
     ]).create();
 
     expectDependencies({
       'myapp/first': [],
       'myapp/second': [],
       'myapp/third': []
     });
   });
 }