Remove the old index.

pkg/analysis_server/test/edit/refactoring_test.dart

Index: pkg/analysis_server/test/edit/refactoring_test.dart
diff --git a/pkg/analysis_server/test/edit/refactoring_test.dart b/pkg/analysis_server/test/edit/refactoring_test.dart
index 3be0782d74b75b966aec440699252dcb104adf65..93f15e7cb4879bd48b317b306b27e3bc8e112fb9 100644
--- a/pkg/analysis_server/test/edit/refactoring_test.dart
+++ b/pkg/analysis_server/test/edit/refactoring_test.dart
@@ -7,7 +7,6 @@ import 'dart:async';
 import 'package:analysis_server/protocol/protocol.dart';
 import 'package:analysis_server/protocol/protocol_generated.dart';
 import 'package:analysis_server/src/edit/edit_domain.dart';
-import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
 import 'package:plugin/manager.dart';
 import 'package:test/test.dart';
@@ -743,11 +742,6 @@ class GetAvailableRefactoringsTest extends AbstractAnalysisTest {
     return assertHasKind(code, search, RefactoringKind.RENAME, true);
   }
 
-  @override
-  Index createIndex() {
-    return createMemoryIndex();
-  }
-
   /**
    * Returns the list of available refactorings for the given [offset] and
    * [length].
@@ -1997,11 +1991,6 @@ class _AbstractGetRefactoring_Test extends AbstractAnalysisTest {
     fail('No SourceFileEdit for $testFile in $change');
   }
 
-  @override
-  Index createIndex() {
-    return createMemoryIndex();
-  }
-
   Future<EditGetRefactoringResult> getRefactoringResult(
       Future<Response> requestSender()) async {
     if (shouldWaitForFullAnalysis) {