Format all tests.

tests/light_unittest.dart

Index: tests/light_unittest.dart
diff --git a/tests/light_unittest.dart b/tests/light_unittest.dart
index fbf39af1299bcf3bc29a75c4b9af4133b662101b..f832c3c1a304c722c50fcce7948f2e5bf790b503 100644
--- a/tests/light_unittest.dart
+++ b/tests/light_unittest.dart
@@ -21,7 +21,9 @@ test(name, f) {
     print(e);
     print(trace);
     asyncStart();
-    Timer.run(() { throw new StateError('FAILED: $name.\n$e\n$trace'); });
+    Timer.run(() {
+      throw new StateError('FAILED: $name.\n$e\n$trace');
+    });
   }
 }