fix toString calls on Type objects in smoke

pkg/smoke/test/codegen/end_to_end_test.dart

 // Copyright (c) 2014, 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.
 
 /// And end-to-end test that generates code and checks that the output matches
 /// the code in `static_test.dart`. Techincally we could run the result in an
 /// isolate, but instead we decided to split that up in two tests. This test
 /// ensures that we generate the code as it was written in static_test, and
 /// separately static_test ensures that the smoke.static library behaves as
 /// expected.
@@ skipping 28 matching lines @@
       recorder.lookupMember(lib.getType(className), memberName,
           recursive: recursive, includeAccessors: false);
     }
 
     runQuery(String className, QueryOptions options) {
       recorder.runQuery(lib.getType(className), options,
           includeAccessors: false);
     }
 
     // Record all getters and setters we use in the tests.
-    ['i', 'j', 'j2', 'inc0', 'inc1', 'inc2'].forEach(generator.addGetter);
+    ['i', 'j', 'j2', 'inc0', 'inc1', 'inc2', 'toString']
+        .forEach(generator.addGetter);
     ['i', 'j2'].forEach(generator.addSetter);
 
     // Record static methods used in the tests
     recorder.addStaticMethod(lib.getType('A'), 'staticInc');
 
     // Record symbol convertions.
     generator.addSymbol('i');
 
     /// Record all parent-class relations that we explicitly request.
     ['AnnotB', 'A', 'B', 'D', 'H'].forEach(
@@ skipping 85 matching lines @@
       ..writeln('  common.main();')
       ..writeln('}');
   return sb.toString();
 }
 
 _resolveImportUrl(LibraryElement lib) {
   if (lib.isDartCore) return 'dart:core';
   if (lib.displayName == 'smoke.test.common') return 'common.dart';
   return 'unknown.dart';
 }