Fix a bug which caused exported elements to conflict with locally defined ones.

dart/tests/language/local_export_test.dart

Index: dart/tests/language/local_export_test.dart
diff --git a/dart/tests/language/local_export_test.dart b/dart/tests/language/local_export_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..fe4df96411afabbd967496d6270ae257552c5dca
--- /dev/null
+++ b/dart/tests/language/local_export_test.dart
@@ -0,0 +1,9 @@
+// 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.
+
+import 'local_export_a.dart';
+
+void main() {
+  Expect.equals(42, new A().method());
+}