Format all tests.

tests/lib/mirrors/abstract_test.dart

Index: tests/lib/mirrors/abstract_test.dart
diff --git a/tests/lib/mirrors/abstract_test.dart b/tests/lib/mirrors/abstract_test.dart
index 56ff36b677f689f2d981cde0be84dcab25557144..731587a55317a5e1c7437166aef1777fbcaed4ec 100644
--- a/tests/lib/mirrors/abstract_test.dart
+++ b/tests/lib/mirrors/abstract_test.dart
@@ -11,10 +11,9 @@ import 'dart:mirrors';
 
 import 'stringify.dart';
 
-abstract class Foo {
-}
+abstract class Foo {}
 
 void main() {
-  expect('Class(s(Foo) in s(test.abstract_test), top-level)',
-         reflectClass(Foo));
+  expect(
+      'Class(s(Foo) in s(test.abstract_test), top-level)', reflectClass(Foo));
 }