Revert https://code.google.com/p/dart/source/detail?r=33346

pkg/unittest/test/unittest_async_setup_teardown_test.dart

Index: pkg/unittest/test/unittest_async_setup_teardown_test.dart
===================================================================
--- pkg/unittest/test/unittest_async_setup_teardown_test.dart	(revision 33351)
+++ pkg/unittest/test/unittest_async_setup_teardown_test.dart	(working copy)
@@ -19,7 +19,7 @@
     tearDown(() {
       return new Future.value(0);
     });
-    test('foo1', () {});
+    test('foo1', (){});
   });
   group('good setup/bad teardown', () {
     setUp(() {
@@ -28,7 +28,7 @@
     tearDown(() {
       return new Future.error("Failed to complete tearDown");
     });
-    test('foo2', () {});
+    test('foo2', (){});
   });
   group('bad setup/good teardown', () {
     setUp(() {
@@ -37,7 +37,7 @@
     tearDown(() {
       return new Future.value(0);
     });
-    test('foo3', () {});
+    test('foo3', (){});
   });
   group('bad setup/bad teardown', () {
     setUp(() {
@@ -46,7 +46,7 @@
     tearDown(() {
       return new Future.error("Failed to complete tearDown");
     });
-    test('foo4', () {});
+    test('foo4', (){});
   });
   // The next test is just to make sure we make steady progress
   // through the tests.