Format all tests.

tests/lib/async/run_zoned5_test.dart

Index: tests/lib/async/run_zoned5_test.dart
diff --git a/tests/lib/async/run_zoned5_test.dart b/tests/lib/async/run_zoned5_test.dart
index 6a18d5cff2e401b6eba1ee44b5b428b84ca8fae2..7a7da9e9cce3dfc053916c19ba4453cd804126bd 100644
--- a/tests/lib/async/run_zoned5_test.dart
+++ b/tests/lib/async/run_zoned5_test.dart
@@ -9,9 +9,10 @@ import 'dart:async';
 main() {
   asyncStart();
   // Ensure that `runZoned`'s onError handles synchronous errors.
-  runZoned(() { throw 0; },
-           onError: (e) {
-             Expect.equals(0, e);
-             asyncEnd();
-           });
+  runZoned(() {
+    throw 0;
+  }, onError: (e) {
+    Expect.equals(0, e);
+    asyncEnd();
+  });
 }