Partially implement LibraryMirror.topLevelMembers.

tests/lib/mirrors/toplevel_members_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.toplevel_members;
 
 import 'dart:mirrors';
 import 'package:expect/expect.dart';
 
 import 'stringify.dart';
@@ skipping 11 matching lines @@
     [#libraryVariable,
      const Symbol('libraryVariable='),
      #libraryGetter,
      const Symbol('librarySetter='),
      #libraryMethod,
      MirrorSystem.getSymbol('_libraryVariable', lm),
      MirrorSystem.getSymbol('_libraryVariable=', lm),
      MirrorSystem.getSymbol('_libraryGetter', lm),
      MirrorSystem.getSymbol('_librarySetter=', lm),
      MirrorSystem.getSymbol('_libraryMethod', lm),
-     #Predicate,
-     #Superclass,
-     #Interface,
-     #Mixin,
-     #Class,
-     MirrorSystem.getSymbol('_PrivateClass', lm),
-     #ConcreteClass],
+     #Predicate,  /// 01: ok
+     #Superclass,  /// 01: continued
+     #Interface,  /// 01: continued
+     #Mixin,  /// 01: continued
+     #Class,  /// 01: continued
+     MirrorSystem.getSymbol('_PrivateClass', lm),  /// 01: continued
+     #ConcreteClass  /// 01: continued
+     ],
     selectKeys(lm.topLevelMembers, (dm) => true));
 
   Expect.setEquals(
     [#libraryVariable,
      const Symbol('libraryVariable='),
      MirrorSystem.getSymbol('_libraryVariable', lm),
      MirrorSystem.getSymbol('_libraryVariable=', lm),
-     #Predicate,
-     #Superclass,
-     #Interface,
-     #Mixin,
-     #Class,
-     MirrorSystem.getSymbol('_PrivateClass', lm),
-     #ConcreteClass],
+     #Predicate,  /// 01: continued
+     #Superclass,  /// 01: continued
+     #Interface,  /// 01: continued
+     #Mixin,  /// 01: continued
+     #Class,  /// 01: continued
+     MirrorSystem.getSymbol('_PrivateClass', lm),  /// 01: continued
+     #ConcreteClass  /// 01: continued
+     ],
     selectKeys(lm.topLevelMembers, (dm) => dm.isSynthetic));
 }