emit 'this.x' when 'super.x' accesses a field

test/codegen/language/field_super_access2_test.dart

Index: test/codegen/language/field_super_access2_test.dart
diff --git a/test/codegen/language/field_super_access2_test.dart b/test/codegen/language/field_super_access2_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..e7e1c96d1d77700fc377270464767d4943600a2a
--- /dev/null
+++ b/test/codegen/language/field_super_access2_test.dart
@@ -0,0 +1,22 @@
+// 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 file.
+
+// Tests that a super call to access a field in a super class is just a normal
+// field access.
+
+import "package:expect/expect.dart";
+
+class A {
+  final int y = 42;
+}
+
+class B extends A {
+  int get x => super.y;
+  void set x(val) {}
+}
+
+void main() {
+  var b = new B();
+  Expect.equals(42, b.x);
+}