Make more use of generated classes in analysis server.

pkg/analysis_server/test/search/abstract_search_domain.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.
 
 library test.search.abstract_search_domain;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/computer/element.dart';
 import 'package:analysis_server/src/constants.dart';
@@ skipping 51 matching lines @@
     }
     if (expected) {
       fail(
           'Not found: "search" kind=$kind offset=$offset length=$length\nin\n' +
               results.join('\n'));
     }
   }
 
   String getPathString(List<Element> path) {
     return path.map((Element element) {
-      return '${element.kind} ${element.name}';
+      return '${element.kind.name} ${element.name}';
     }).join('\n');
   }
 
   @override
   void processNotification(Notification notification) {
     if (notification.event == SEARCH_RESULTS) {
       String id = notification.getParameter(ID);
       if (id == searchId) {
         for (Map<String, Object> json in notification.getParameter(RESULTS)) {
           results.add(new SearchResult.fromJson(json));
@@ skipping 10 matching lines @@
     handler = new SearchDomainHandler(server);
   }
 
   Future waitForSearchResults() {
     if (searchDone) {
       return new Future.value();
     }
     return new Future.delayed(Duration.ZERO, waitForSearchResults);
   }
 }