// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file // 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. library lib2; import 'same_name_used_lib1.dart' as lib1; // for abstract class X. class X implements lib1.X { X(); toString() => 'lib2.X'; }