Fix two type errors and dart2dart status.

dart/tests/lib/mirrors/reflect_model_test.dart

 // Copyright (c) 2013, 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 test.reflect_model_test;
 
 import 'dart:mirrors';
 
 import 'package:expect/expect.dart';
 
 import 'model.dart';
 
 isNoSuchMethodError(e) => e is NoSuchMethodError;
 
-name(Declaration mirror) {
+name(DeclarationMirror mirror) {
   return (mirror == null) ? '<null>' : stringify(mirror.simpleName);
 }
 
 stringifyMap(Map map) {
   var buffer = new StringBuffer('{');
   bool first = true;
   for (String key in map.keys.map(MirrorSystem.getName).toList()..sort()) {
     if (!first) buffer.write(', ');
     first = false;
     buffer.write(key);
@@ skipping 134 matching lines @@
   Expect.equals('aMethod', c.invoke(aMethod, []).reflectee);
 
   Expect.throws(() { a.invoke(bMethod, []); }, isNoSuchMethodError);
   Expect.equals('bMethod', b.invoke(bMethod, []).reflectee);
   Expect.equals('bMethod', c.invoke(bMethod, []).reflectee);
 
   Expect.throws(() { a.invoke(cMethod, []); }, isNoSuchMethodError);
   Expect.throws(() { b.invoke(cMethod, []); }, isNoSuchMethodError);
   Expect.equals('cMethod', c.invoke(cMethod, []).reflectee);
 }