Rename some bools in the analysis server API.

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/constants.dart';
 import 'package:analysis_server/src/protocol.dart';
@@ skipping 59 matching lines @@
       return '${element.kind.name} ${element.name}';
     }).join('\n');
   }
 
   @override
   void processNotification(Notification notification) {
     if (notification.event == SEARCH_RESULTS) {
       var params = new SearchResultsParams.fromNotification(notification);
       if (params.id == searchId) {
         results.addAll(params.results);
-        searchDone = params.last;
+        searchDone = params.isLast;
       }
     }
   }
 
   @override
   void setUp() {
     super.setUp();
     createProject();
     handler = new SearchDomainHandler(server);
   }
 
   Future waitForSearchResults() {
     if (searchDone) {
       return new Future.value();
     }
     return new Future.delayed(Duration.ZERO, waitForSearchResults);
   }
 }