completion performance measurement for local status page

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 'dart:async';
 
 import 'package:analysis_server/plugin/protocol/protocol.dart';
 import 'package:analysis_server/src/analysis_server.dart';
@@ skipping 121 matching lines @@
     if (params.offset < 0 || params.offset > contents.data.length) {
       return new Response.invalidParameter(
           request,
           'params.offset',
           'Expected offset between 0 and source length inclusive,'
           ' but found ${params.offset}');
     }
 
     recordRequest(performance, context, source, params.offset);
 
-    CompletionRequest completionRequest = new CompletionRequestImpl(context,
-        server.resourceProvider, server.searchEngine, source, params.offset);
+    CompletionRequest completionRequest = new CompletionRequestImpl(
+        context,
+        server.resourceProvider,
+        server.searchEngine,
+        source,
+        params.offset,
+        performance);
     String completionId = (_nextCompletionId++).toString();
 
     // Compute suggestions in the background
     computeSuggestions(completionRequest).then((CompletionResult result) {
       const SEND_NOTIFICATION_TAG = 'send notification';
       performance.logStartTime(SEND_NOTIFICATION_TAG);
       sendCompletionNotification(completionId, result.replacementOffset,
           result.replacementLength, result.suggestions);
       performance.logElapseTime(SEND_NOTIFICATION_TAG);
 
@@ skipping 61 matching lines @@
   final int replacementOffset;
 
   /**
    * The suggested completions.
    */
   final List<CompletionSuggestion> suggestions;
 
   CompletionResult(
       this.replacementOffset, this.replacementLength, this.suggestions);
 }