Use the new test runner.

test/dependency_computer/dev_transformers_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 '../descriptor.dart' as d;
 import '../test_pub.dart';
 import 'utils.dart';
 
 void main() {
-  initConfig();
-
   integration("doesn't return a dependency's transformer that can't run on lib",
       () {
     d.dir(appPath, [
       d.pubspec({
         "name": "myapp",
         "dependencies": {"foo": {"path": "../foo"}}
       })
     ]).create();
 
     d.dir("foo", [
@@ skipping 60 matching lines @@
         "version": "1.0.0",
         "transformers": [{"foo": {"\$include": "bin/foo.dart"}}]
       }),
       d.dir("lib", [d.file("foo.dart", transformer())]),
       d.dir("test", [d.file("foo_test.dart", "")])
     ]).create();
 
     expectDependencies({"foo": []});
   });
 }