Include 'element' into 'search.findElementReferences' response.

pkg/analysis_server/lib/src/search/element_references.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 search.element_references;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/collections.dart';
 import 'package:analysis_server/src/search/search_result.dart';
 import 'package:analysis_services/search/hierarchy.dart';
 import 'package:analysis_services/search/search_engine.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/source.dart';
 
 
 /**
  * A computer for `search.findElementReferences` request results.
  */
 class ElementReferencesComputer {
   final SearchEngine searchEngine;
 
   ElementReferencesComputer(this.searchEngine);
 
   /**
    * Computes [SearchResult]s for [element] references.
    */
   Future<List<SearchResult>> compute(Element element, bool withPotential) {
     var futureGroup = new _ConcatFutureGroup<SearchResult>();
-    // tweak element
-    if (element is FieldFormalParameterElement) {
-      element = (element as FieldFormalParameterElement).field;
-    }
-    if (element is PropertyAccessorElement) {
-      element = (element as PropertyAccessorElement).variable;
-    }
     // find element references
     futureGroup.add(_findElementsReferences(element));
     // add potential references
     if (withPotential) {
       String name = element.displayName;
       var matchesFuture = searchEngine.searchMemberReferences(name);
       var resultsFuture = matchesFuture.then((List<SearchMatch> matches) {
         return matches.where((match) => !match.isResolved).map(toResult);
       });
       futureGroup.add(resultsFuture);
@@ skipping 95 matching lines @@
    * Adds a [Future] or an [E] value to results.
    */
   void add(value) {
     if (value is Future) {
       _futures.add(value);
     } else {
       _futures.add(new Future.value(<E>[value]));
     }
   }
 }