Stop returning declaration matches from search for references.

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/protocol_server.dart'
     show SearchResult, newSearchResult_fromMatch;
 import 'package:analysis_server/src/services/search/hierarchy.dart';
 import 'package:analysis_server/src/services/search/search_engine.dart';
-import 'package:analysis_server/src/services/search/search_engine_internal.dart';
 import 'package:analyzer/dart/element/element.dart';
-import 'package:analyzer/src/generated/source.dart';
 
 /**
  * A computer for `search.findElementReferences` request results.
  */
 class ElementReferencesComputer {
   final SearchEngine searchEngine;
 
   ElementReferencesComputer(this.searchEngine);
 
   /**
@@ skipping 19 matching lines @@
   }
 
   /**
    * Returns a [Future] completing with a [List] of references to [element] or
    * to the corresponding hierarchy [Element]s.
    */
   Future<List<SearchResult>> _findElementsReferences(Element element) async {
     List<SearchResult> allResults = <SearchResult>[];
     Iterable<Element> refElements = await _getRefElements(element);
     for (Element refElement in refElements) {
-      // add declaration
-      if (_isDeclarationInteresting(refElement)) {
-        SearchResult searchResult = _newDeclarationResult(refElement);
-        allResults.add(searchResult);
-      }
-      // do search
       List<SearchResult> elementResults =
           await _findSingleElementReferences(refElement);
       allResults.addAll(elementResults);
     }
     return allResults;
   }
 
   /**
    * Returns a [Future] completing with a [List] of references to [element].
    */
@@ skipping 12 matching lines @@
    *
    * Otherwise, only references to [element] should be searched.
    */
   Future<Iterable<Element>> _getRefElements(Element element) {
     if (element is ClassMemberElement) {
       return getHierarchyMembers(searchEngine, element);
     }
     return new Future.value([element]);
   }
 
-  SearchResult _newDeclarationResult(Element refElement) {
-    int nameOffset = refElement.nameOffset;
-    int nameLength = refElement.nameLength;
-    SearchMatch searchMatch = new SearchMatchImpl(
-        refElement.context,
-        refElement.library.source.uri.toString(),
-        refElement.source.uri.toString(),
-        MatchKind.DECLARATION,
-        new SourceRange(nameOffset, nameLength),
-        true,
-        false);
-    return newSearchResult_fromMatch(searchMatch);
-  }
-
   static SearchResult toResult(SearchMatch match) {
     return newSearchResult_fromMatch(match);
   }
 
-  static bool _isDeclarationInteresting(Element element) {
-    if (element is LabelElement) {
-      return true;
-    }
-    if (element is LocalVariableElement) {
-      return true;
-    }
-    if (element is ParameterElement) {
-      return true;
-    }
-    if (element is PrefixElement) {
-      return true;
-    }
-    if (element is PropertyInducingElement) {
-      return !element.isSynthetic;
-    }
-    return false;
-  }
-
   static bool _isMemberElement(Element element) {
     if (element is ConstructorElement) {
       return false;
     }
     return element.enclosingElement is ClassElement;
   }
 }