Adds status entries for initializing_formal tests.

pkg/dart_messages/lib/shared_messages.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.
 
 // An update to this file must be followed by regenerating the corresponding
 // json, dart2js and analyzer file. Use `publish.dart` in the bin directory.
 //
 // Every message in this file must have an id. Use `message_id.dart` in the
 // bin directory to generate a fresh one.
 
@@ skipping 664 matching lines @@
       id: 'ERUSKD',
       subId: 7,
       categories: [
         Category.staticTypeWarning,
         Category.staticWarning,
         Category.hint
       ],
       template: "The setter '#{memberName}' is not defined for the "
           "class '#{className}'.",
       usedBy: [dart2js, analyzer],
+      // TODO(eernst): When this.x access is available, add examples here,
+      // e.g., "class A { var x; A(this.x) : x = 3; } main() => new A(2);"
       examples: const ["class A {} main() { new A().x = 499; }",]),
 
   'NO_SUCH_SUPER_MEMBER': new Message(
       id: 'ERUSKD',
       subId: 8,
       categories: [Category.staticTypeWarning],
       template:
           "Can't resolve '#{memberName}' in a superclass of '#{className}'.",
       usedBy: [dart2js]),
 
@@ skipping 178 matching lines @@
         main() { x = 3; }
         """,
         """
         const x = 1;
         main() { x = 3; }
         """,
         "get foo => null  main() { foo = 5; }",
         "const foo = 0  main() { foo = 5; }",
       ]),
 };