Import rasta tests.

pkg/fasta/test/rasta/this_invoke.dart

Index: pkg/fasta/test/rasta/this_invoke.dart
diff --git a/pkg/fasta/test/rasta/this_invoke.dart b/pkg/fasta/test/rasta/this_invoke.dart
new file mode 100644
index 0000000000000000000000000000000000000000..42b95f74af6e36f75b8b5311ba69d2b676d5a068
--- /dev/null
+++ b/pkg/fasta/test/rasta/this_invoke.dart
@@ -0,0 +1,12 @@
+// 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 {
+  m(x) => this(x);
+  call(x) => 42;
+}
+
+main() {
+  print(new C().m(42));
+}