Handle NativeTypedArray in closed_world_from_dill_test

tests/compiler/dart2js/kernel/closed_world_from_dill_test.dart

 // Copyright (c) 2017, 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.
 
 // Partial test that the closed world computed from [WorldImpact]s derived from
 // kernel is equivalent to the original computed from resolution.
 library dart2js.kernel.closed_world_from_dill_test;
 
 import 'dart:async';
 import 'dart:io';
 
 import 'package:async_helper/async_helper.dart';
 import 'package:compiler/src/commandline_options.dart';
 import 'package:compiler/src/common.dart';
 import 'package:compiler/src/compiler.dart';
 import 'package:compiler/src/elements/types.dart';
 import 'package:compiler/src/enqueue.dart';
 import 'package:compiler/src/kernel/element_map.dart';
 import 'package:compiler/src/kernel/kernel_strategy.dart';
+import 'package:compiler/src/resolution/class_hierarchy.dart';
 import 'package:compiler/src/resolution/enum_creator.dart';
 import 'package:compiler/src/universe/world_builder.dart';
 import 'package:compiler/src/world.dart';
 import 'package:expect/expect.dart';
 import '../memory_compiler.dart';
 import '../equivalence/check_functions.dart';
 import '../serialization/helper.dart';
 import 'test_helpers.dart';
 
 import 'compiler_helper.dart';
 
 const SOURCE = const {
   'main.dart': '''
 import 'dart:html';
+import 'dart:typed_data';
 import 'package:expect/expect.dart';
 
 class ClassWithSetter {
   void set setter(_) {}
 }
 
 class Mixin {
   method1() {}
   method2() {}
   method3() {}
@@ skipping 23 matching lines @@
   new ClassWithSetter().setter = null;
   new Class1().method1();
   new Class2().method2();
   new Class2().method3();
   new Class2().method5();
   new Element.div();
   null is List<int>; // Use generic test
   method1(); // Both top level and instance method named 'method1' are live.
   #main; // Use a const symbol.
   const Symbol('foo'); // Use the const Symbol constructor directly
+  new Int8List(0); // Use redirect factory to abstract native class
 }
 '''
 };
 
 main(List<String> args) {
   asyncTest(() async {
     await mainInternal(args);
   });
 }
 
 enum ResultKind { crashes, errors, warnings, success, failure }
 
 Future<ResultKind> mainInternal(List<String> args,
     {bool skipWarnings: false, bool skipErrors: false}) async {
   Arguments arguments = new Arguments.from(args);
   Uri entryPoint;
   Map<String, String> memorySourceFiles;
   if (arguments.uri != null) {
     entryPoint = arguments.uri;
     memorySourceFiles = const <String, String>{};
   } else {
     entryPoint = Uri.parse('memory:main.dart');
     memorySourceFiles = SOURCE;
   }
 
   enableDebugMode();
   EnumCreator.matchKernelRepresentationForTesting = true;
+  useOptimizedMixins = true;
 
   Directory dir = await Directory.systemTemp.createTemp('dart2js-with-dill');
   print('--- create temp directory $dir -------------------------------');
   memorySourceFiles.forEach((String name, String source) {
     new File.fromUri(dir.uri.resolve(name)).writeAsStringSync(source);
   });
   entryPoint = dir.uri.resolve(entryPoint.path);
 
   print('---- analyze-only ------------------------------------------------');
   DiagnosticCollector collector = new DiagnosticCollector();
@@ skipping 44 matching lines @@
         return equivalence.typeEquivalence(unalias(a), b);
       },
       elementFilter: elementFilter,
       verbose: arguments.verbose);
 
   checkClosedWorlds(closedWorld1, closedWorld2,
       strategy: equivalence.defaultStrategy, verbose: arguments.verbose);
 
   return ResultKind.success;
 }