Move Tokenfactory, AstFactory and ElementFactory from tests to the testing/ Folder.

pkg/analyzer/lib/src/generated/error.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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library engine.error;
 
 import 'dart:collection';
@@ skipping 2091 matching lines @@
     if (_hasEqualTypeNames(arguments)) {
       int count = arguments.length;
       for (int i = 0; i < count; i++) {
         Object argument = arguments[i];
         if (argument is DartType) {
           DartType type = argument;
           Element element = type.element;
           if (element == null) {
             arguments[i] = type.displayName;
           } else {
-            arguments[i] = element.extendedDisplayName;
+            arguments[i] = element.getExtendedDisplayName(type.displayName);
           }
         }
       }
     } else {
       int count = arguments.length;
       for (int i = 0; i < count; i++) {
         Object argument = arguments[i];
         if (argument is DartType) {
           arguments[i] = argument.displayName;
         }
@@ skipping 1926 matching lines @@
 
   @override
   String get message => "%s";
 
   @override
   ErrorType get type => ErrorType.TODO;
 
   @override
   String get uniqueName => "${runtimeType.toString()}.${name}";
 }