Format all tests.

tests/language_strong/lazy_static7_test.dart

Index: tests/language_strong/lazy_static7_test.dart
diff --git a/tests/language_strong/lazy_static7_test.dart b/tests/language_strong/lazy_static7_test.dart
index b26ed7318828b9a8a46cd6140c0286fcbcae4aad..fecd89a7e26b6aa0a31ff87ec0551716d5ff6ff8 100644
--- a/tests/language_strong/lazy_static7_test.dart
+++ b/tests/language_strong/lazy_static7_test.dart
@@ -5,7 +5,10 @@
 import "package:expect/expect.dart";
 
 var sideEffect = 0;
-int x = (() { sideEffect++; return 499; })();
+int x = (() {
+  sideEffect++;
+  return 499;
+})();
 
 main() {
   if (new DateTime.now().day >= -1) {