Retain abstract classes.

dart/tests/lib/mirrors/parameter_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.
 
 /// Test of [ParameterMirror].
 library test.parameter_test;
 
 @MirrorsUsed(targets: 'test.parameter_test', override: '*')
 import 'dart:mirrors';
 
 import 'stringify.dart';
 
 class B {
   B();
   B.foo(int x);
   B.bar(int z, x);
 }
 
 main() {
   var constructors = reflectClass(B).constructors;
 
   expect('{B: Method(s(B) in s(B), constructor), '
          'B.bar: Method(s(B.bar) in s(B), constructor), '
          'B.foo: Method(s(B.foo) in s(B), constructor)}',
          constructors);
 
   var unnamedConstructor = constructors[new Symbol('B')];
 
   expect('[]', unnamedConstructor.parameters);
-  expect('Type(s(B) in s(test.parameter_test), top-level)',
+  expect('Class(s(B) in s(test.parameter_test), top-level)',
          unnamedConstructor.returnType);
 
   var fooConstructor = constructors[new Symbol('B.foo')];
   expect('[Parameter(s(x) in s(B.foo),'
-         ' type = Type(s(int) in s(dart.core), top-level))]',
+         ' type = Class(s(int) in s(dart.core), top-level))]',
          fooConstructor.parameters);
-  expect('Type(s(B) in s(test.parameter_test), top-level)',
+  expect('Class(s(B) in s(test.parameter_test), top-level)',
          fooConstructor.returnType);
 
   var barConstructor = constructors[new Symbol('B.bar')];
   expect('[Parameter(s(z) in s(B.bar),'
-         ' type = Type(s(int) in s(dart.core), top-level)), '
+         ' type = Class(s(int) in s(dart.core), top-level)), '
          'Parameter(s(x) in s(B.bar),'
          ' type = Type(s(dynamic), top-level))]',
          barConstructor.parameters);
-  expect('Type(s(B) in s(test.parameter_test), top-level)',
+  expect('Class(s(B) in s(test.parameter_test), top-level)',
          barConstructor.returnType);
 
   print(constructors);
 }