Finish modifying analysis server to make use of code generation.

pkg/analysis_server/lib/src/domain_completion.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 domain.completion;
 
 import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/protocol.dart';
-import 'package:analysis_server/src/protocol2.dart' show
-    CompletionGetSuggestionsParams, CompletionGetSuggestionsResult,
-    CompletionSuggestion;
 import 'package:analysis_server/src/services/completion/completion_manager.dart';
 
 /**
  * Instances of the class [CompletionDomainHandler] implement a [RequestHandler]
  * that handles requests in the search domain.
  */
 class CompletionDomainHandler implements RequestHandler {
   /**
    * The analysis server that is using this handler to process requests.
    */
@@ skipping 45 matching lines @@
     // initial response without results
     return new CompletionGetSuggestionsResult(completionId).toResponse(
         request.id);
   }
 
   /**
    * Send completion notification results.
    */
   void sendCompletionNotification(String completionId, int replacementOffset,
       int replacementLength, Iterable<CompletionSuggestion> results, bool isLast) {
-    Notification notification = new Notification(COMPLETION_RESULTS);
-    notification.setParameter(ID, completionId);
-    notification.setParameter(REPLACEMENT_OFFSET, replacementOffset);
-    notification.setParameter(REPLACEMENT_LENGTH, replacementLength);
-    notification.setParameter(RESULTS, results);
-    notification.setParameter(LAST, isLast);
-    server.sendNotification(notification);
+    server.sendNotification(new CompletionResultsParams(completionId,
+        replacementOffset, replacementLength, results, isLast).toNotification());
   }
 }