Format all tests.

tests/language/private_member_lib_b.dart

Index: tests/language/private_member_lib_b.dart
diff --git a/tests/language/private_member_lib_b.dart b/tests/language/private_member_lib_b.dart
index fec9c8bcf666d98a4b7ef01480a196c5dbbdca5e..7eb97b67603a3fbf5cde29d77ede09c1f23a557b 100644
--- a/tests/language/private_member_lib_b.dart
+++ b/tests/language/private_member_lib_b.dart
@@ -9,6 +9,9 @@ import 'private_member_test.dart';
 class B extends A {
   bool _instanceField;
   static bool _staticField;
-  bool _fun1(bool b) { return true; }
-  void _fun2() { }
+  bool _fun1(bool b) {
+    return true;
+  }
+
+  void _fun2() {}
 }