Even less reliance on Compiler.closedWorld

pkg/compiler/lib/src/world.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.world;
 
 import 'cache_strategy.dart';
 import 'closure.dart' show SynthesizedCallMethodElementX;
 import 'common/backend_api.dart' show BackendClasses;
 import 'common.dart';
-import 'core_types.dart' show CoreClasses, CommonElements;
+import 'core_types.dart' show CoreTypes, CoreClasses, CommonElements;
 import 'dart_types.dart';
 import 'elements/elements.dart'
     show
         ClassElement,
         Element,
         FunctionElement,
         MixinApplicationElement,
         TypedefElement,
         FieldElement;
 import 'js_backend/backend.dart' show JavaScriptBackend;
@@ skipping 18 matching lines @@
 /// JavaScript types are touched, what language features are used, and so on.
 /// This precise knowledge about what's live in the program is later used in
 /// optimizations and other compiler decisions during code generation.
 abstract class ClosedWorld implements World {
   /// Access to core classes used by the backend.
   BackendClasses get backendClasses;
 
   /// Access to core classes used in the Dart language.
   CoreClasses get coreClasses;
 
+  CoreTypes get coreTypes;
+
   CommonElements get commonElements;
 
   CommonMasks get commonMasks;
 
   /// Returns `true` if [cls] is either directly or indirectly instantiated.
   bool isInstantiated(ClassElement cls);
 
   /// Returns `true` if [cls] is directly instantiated. This means that at
   /// runtime instances of exactly [cls] are assumed to exist.
   bool isDirectlyInstantiated(ClassElement cls);
@@ skipping 811 matching lines @@
 
   final Set<Element> functionsThatMightBePassedToApply =
       new Set<FunctionElement>();
 
   final Set<Element> alreadyPopulated;
 
   CommonMasks _commonMasks;
 
   final CommonElements commonElements;
 
+  final CoreTypes coreTypes;
+
   final CacheStrategy cacheStrategy;
 
   final ResolutionWorldBuilder resolverWorld;
 
   bool get isClosed => _closed;
 
   Set<ClassElement> typesImplementedBySubclassesOf(ClassElement cls) {
     return _typesImplementedBySubclasses[cls.declaration];
   }
 
   WorldImpl(this.resolverWorld, this._backend, this.commonElements,
-      CacheStrategy cacheStrategy)
+      this.coreTypes, CacheStrategy cacheStrategy)
       : this.cacheStrategy = cacheStrategy,
         alreadyPopulated = cacheStrategy.newSet() {
     _allFunctions = new FunctionSet(this);
   }
 
   FunctionSet get allFunctions => _allFunctions;
 
   CommonMasks get commonMasks {
     assert(isClosed);
     return _commonMasks;
@@ skipping 320 matching lines @@
   /// Only the class itself is included.
   EXACT,
 
   /// The class and all subclasses (transitively) are included.
   SUBCLASS,
 
   /// The class and all classes that implement or subclass it (transitively)
   /// are included.
   SUBTYPE,
 }