Tag closures with their types

test/codegen/methods.dart

 // Copyright (c) 2015, 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 methods;
 
 class A {
   int x() => 42;
 
   int y(int a) {
@@ skipping 29 matching lines @@
   call(x) => print('hello from $x');
 }
 class Foo {
   final Bar bar = new Bar();
 }
 
 test() {
   // looks like a method but is actually f.bar.call(...)
   var f = new Foo();
   f.bar("Bar's call method!");
+
+  // Tear-off
+  A a = new A();
+  var g = a.x;
+
+  // Dynamic Tear-off
+  dynamic aa = new A();
+  var h = aa.x;
 }