Format all tests.

tests/lib_strong/mirrors/library_metadata_test.dart

Index: tests/lib_strong/mirrors/library_metadata_test.dart
diff --git a/tests/lib_strong/mirrors/library_metadata_test.dart b/tests/lib_strong/mirrors/library_metadata_test.dart
index f01aefabdfedd40f8555d124e76bc160ecf46b03..2a85166806c91c8589775ab4e13acfbd561904f6 100644
--- a/tests/lib_strong/mirrors/library_metadata_test.dart
+++ b/tests/lib_strong/mirrors/library_metadata_test.dart
@@ -2,7 +2,8 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-@string @symbol
+@string
+@symbol
 library test.library_metadata_test;
 
 import 'dart:mirrors';
@@ -11,7 +12,7 @@ import 'metadata_test.dart';
 
 main() {
   MirrorSystem mirrors = currentMirrorSystem();
-  checkMetadata(mirrors.findLibrary(#test.library_metadata_test),
-                [string, symbol]);
+  checkMetadata(
+      mirrors.findLibrary(#test.library_metadata_test), [string, symbol]);
   checkMetadata(mirrors.findLibrary(#test.metadata_test), []);
 }