Add tests for list and async marker

pkg/compiler/lib/src/kernel/element_map_mixins.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.
 
 import 'package:js_runtime/shared/embedded_names.dart';
 import 'package:kernel/ast.dart' as ir;
 
 import '../common.dart';
 import '../common/names.dart';
 import '../constants/constructors.dart';
@@ skipping 497 matching lines @@
     if (expressions == null) return null;
     return new ConstructedConstantExpression(
         elementMap.createInterfaceType(target.enclosingClass, arguments.types),
         elementMap.getConstructor(target),
         elementMap.getCallStructure(arguments),
         expressions);
   }
 
   @override
   ConstantExpression visitConstructorInvocation(ir.ConstructorInvocation node) {
+    if (!node.isConst) return null;
     return _computeConstructorInvocation(node.target, node.arguments);
   }
 
   @override
   ConstantExpression visitVariableGet(ir.VariableGet node) {
     if (node.variable.parent is ir.FunctionNode) {
       ir.FunctionNode function = node.variable.parent;
       int index = function.positionalParameters.indexOf(node.variable);
       if (index != -1) {
         return new PositionalArgumentReference(index);
@@ skipping 332 matching lines @@
     }
     if (isRedirecting) {
       return new RedirectingGenerativeConstantConstructor(
           defaultValues, superConstructorInvocation);
     } else {
       return new GenerativeConstantConstructor(
           type, defaultValues, fieldMap, superConstructorInvocation);
     }
   }
 }