Replace computeNode() with AstProvider in search.

pkg/analysis_server/lib/src/analysis_server.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 analysis.server;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:core';
 import 'dart:io' as io;
@@ skipping 412 matching lines @@
     onAnalysisStarted.first.then((_) {
       onAnalysisComplete.then((_) {
         performanceAfterStartup = new ServerPerformance();
         _performance = performanceAfterStartup;
       });
     });
     _setupIndexInvalidation();
     if (options.enableNewAnalysisDriver) {
       searchEngine = new SearchEngineImpl2(driverMap.values);
     } else if (index != null) {
-      searchEngine = new SearchEngineImpl(index);
+      searchEngine = new SearchEngineImpl(index, getAstProvider);
     }
     pubSummaryManager =
         new PubSummaryManager(resourceProvider, '${io.pid}.temp');
     Notification notification = new ServerConnectedParams(VERSION, io.pid,
             sessionId: instrumentationService.sessionId)
         .toNotification();
     channel.sendNotification(notification);
     channel.listen(handleRequest, onDone: done, onError: error);
     handlers = serverPlugin.createDomains(this);
   }
@@ skipping 1683 matching lines @@
   /**
    * The [PerformanceTag] for time spent in server request handlers.
    */
   static PerformanceTag serverRequests = new PerformanceTag('serverRequests');
 
   /**
    * The [PerformanceTag] for time spent in split store microtasks.
    */
   static PerformanceTag splitStore = new PerformanceTag('splitStore');
 }