Unify the server and plugin versions of the generators

pkg/analysis_server/test/timing/completion/completion_simple.dart

Index: pkg/analysis_server/test/timing/completion/completion_simple.dart
diff --git a/pkg/analysis_server/test/timing/completion/completion_simple.dart b/pkg/analysis_server/test/timing/completion/completion_simple.dart
index de1d17a32e052002e93b6fa7072be0e6d230683e..05a9d86f9dbae54449b47798ee93e64366428077 100644
--- a/pkg/analysis_server/test/timing/completion/completion_simple.dart
+++ b/pkg/analysis_server/test/timing/completion/completion_simple.dart
@@ -2,12 +2,10 @@
 // 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.timing.simple;
-
 import 'dart:async';
 import 'dart:io';
 
-import 'package:analysis_server/plugin/protocol/protocol.dart';
+import 'package:analysis_server/protocol/protocol_generated.dart';
 import 'package:path/path.dart';
 
 import '../timing_framework.dart';