pkg/unittest: formatter spin

pkg/unittest/test/unittest_test_utils.dart

Index: pkg/unittest/test/unittest_test_utils.dart
diff --git a/pkg/unittest/test/unittest_test_utils.dart b/pkg/unittest/test/unittest_test_utils.dart
index 92555ddbea93d7b5ccd41c8e5fde49363445df05..adb9823f366111179ed0b6bc437ebc8ba7b23de9 100644
--- a/pkg/unittest/test/unittest_test_utils.dart
+++ b/pkg/unittest/test/unittest_test_utils.dart
@@ -59,13 +59,13 @@ class TestConfiguration extends Configuration {
 }
 
 makeDelayedSetup(index, s) => () {
-  return new Future.delayed(new Duration(milliseconds:1), () {
+  return new Future.delayed(new Duration(milliseconds: 1), () {
     s.write('l$index U ');
   });
 };
 
 makeDelayedTeardown(index, s) => () {
-  return new Future.delayed(new Duration(milliseconds:1), () {
+  return new Future.delayed(new Duration(milliseconds: 1), () {
     s.write('l$index D ');
   });
 };