Handle int constant

pkg/compiler/lib/src/js_backend/enqueuer.dart

 // Copyright (c) 2012, 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 dart2js.js.enqueue;
 
 import 'dart:collection' show Queue;
 
 import '../common/tasks.dart' show CompilerTask;
 import '../common/work.dart' show WorkItem;
 import '../common.dart';
 import '../common_elements.dart' show ElementEnvironment;
-import '../elements/resolution_types.dart'
-    show ResolutionDartType, ResolutionInterfaceType;
 import '../elements/entities.dart';
+import '../elements/types.dart';
 import '../enqueue.dart';
 import '../options.dart';
 import '../universe/world_builder.dart';
 import '../universe/use.dart'
     show
         ConstantUse,
         DynamicUse,
         StaticUse,
         StaticUseKind,
         TypeUse,
@@ skipping 65 matching lines @@
     applyImpact(listener.registerUsedElement(entity));
     _queue.add(workItem);
   }
 
   void applyImpact(WorldImpact worldImpact, {var impactSource}) {
     if (worldImpact.isEmpty) return;
     impactStrategy.visitImpact(
         impactSource, worldImpact, _impactVisitor, impactUse);
   }
 
-  void _registerInstantiatedType(ResolutionInterfaceType type,
+  void _registerInstantiatedType(InterfaceType type,
       {bool mirrorUsage: false, bool nativeUsage: false}) {
     task.measure(() {
       _worldBuilder.registerTypeInstantiation(type, _applyClassUse,
           byMirrors: mirrorUsage);
       listener.registerInstantiatedType(type, nativeUsage: nativeUsage);
     });
   }
 
   bool checkNoEnqueuedInvokedInstanceMethods(
       ElementEnvironment elementEnvironment) {
@@ skipping 54 matching lines @@
       case StaticUseKind.INLINING:
         // TODO(johnniwinther): Should this be tracked with _MemberUsage ?
         listener.registerUsedElement(staticUse.element);
         break;
       default:
         break;
     }
   }
 
   void processTypeUse(TypeUse typeUse) {
-    ResolutionDartType type = typeUse.type;
+    DartType type = typeUse.type;
     switch (typeUse.kind) {
       case TypeUseKind.INSTANTIATION:
         _registerInstantiatedType(type);
         break;
       case TypeUseKind.MIRROR_INSTANTIATION:
         _registerInstantiatedType(type, mirrorUsage: true);
         break;
       case TypeUseKind.NATIVE_INSTANTIATION:
         _registerInstantiatedType(type, nativeUsage: true);
         break;
@@ skipping 14 matching lines @@
 
   void processConstantUse(ConstantUse constantUse) {
     task.measure(() {
       if (_worldBuilder.registerConstantUse(constantUse)) {
         applyImpact(listener.registerUsedConstant(constantUse.value));
         _recentConstants = true;
       }
     });
   }
 
-  void _registerIsCheck(ResolutionDartType type) {
+  void _registerIsCheck(DartType type) {
     _worldBuilder.registerIsCheck(type);
   }
 
   void _registerClosurizedMember(FunctionEntity element) {
     assert(element.isInstanceMember);
     applyImpact(listener.registerClosurizedMember(element));
     _worldBuilder.registerClosurizedMember(element);
   }
 
   void forEach(void f(WorkItem work)) {
@@ skipping 35 matching lines @@
   String toString() => 'Enqueuer($name)';
 
   ImpactUseCase get impactUse => IMPACT_USE;
 
   @override
   Iterable<MemberEntity> get processedEntities => _processedEntities;
 
   @override
   Iterable<ClassEntity> get processedClasses => _worldBuilder.processedClasses;
 }