Import rasta tests.

pkg/fasta/test/rasta/issue_000041.dart

Index: pkg/fasta/test/rasta/issue_000041.dart
diff --git a/pkg/fasta/test/rasta/issue_000041.dart b/pkg/fasta/test/rasta/issue_000041.dart
new file mode 100644
index 0000000000000000000000000000000000000000..4035fd703d6f4910a0e7fb11d7a584eec636840d
--- /dev/null
+++ b/pkg/fasta/test/rasta/issue_000041.dart
@@ -0,0 +1,15 @@
+// Copyright (c) 2016, 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.md file.
+
+class C {
+  test() {
+    use(+super);
+  }
+}
+
+use(_) => null;
+
+main() {
+  new C().test();
+}