Add CoreClasses

tests/compiler/dart2js/simple_inferrer_test.dart

 // Copyright (c) 2013, 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:expect/expect.dart';
 import "package:async_helper/async_helper.dart";
 import 'package:compiler/src/types/types.dart' show TypeMask;
 import 'type_mask_test_helper.dart';
 
 import 'compiler_helper.dart';
@@ skipping 739 matching lines @@
     checkReturn('returnInt5', typesTask.uint32Type);  // uint31+uint31->uint32
     checkReturn('returnInt6', typesTask.uint32Type);  // uint31+uint31->uint32
     checkReturn('returnIntOrNull', typesTask.uint31Type.nullable());
     checkReturn('returnInt3', typesTask.uint31Type);
     checkReturn('returnDynamic', typesTask.dynamicType);
     checkReturn('returnInt4', typesTask.uint31Type);
     checkReturn('returnInt7', typesTask.positiveIntType);
     checkReturn('returnInt8', typesTask.positiveIntType);
     checkReturn('returnEmpty1', const TypeMask.nonNullEmpty());
     checkReturn('returnEmpty2', const TypeMask.nonNullEmpty());
-    TypeMask intType = new TypeMask.nonNullSubtype(compiler.intClass,
-        compiler.world);
+    TypeMask intType = new TypeMask.nonNullSubtype(
+        compiler.coreClasses.intClass, compiler.world);
     checkReturn('testIsCheck1', intType);
     checkReturn('testIsCheck2', intType);
     checkReturn('testIsCheck3', intType.nullable());
     checkReturn('testIsCheck4', intType);
     checkReturn('testIsCheck5', intType);
     checkReturn('testIsCheck6', typesTask.dynamicType);
     checkReturn('testIsCheck7', intType);
     checkReturn('testIsCheck8', typesTask.dynamicType);
     checkReturn('testIsCheck9', intType);
     checkReturn('testIsCheck10', typesTask.dynamicType);
@@ skipping 11 matching lines @@
     checkReturn('testIsCheck22', typesTask.dynamicType);
     checkReturn('testIsCheck23', intType);
     checkReturn('testIsCheck24', intType);
     checkReturn('testIsCheck25', typesTask.dynamicType);
     checkReturn('testIsCheck26', intType);
     checkReturn('testIsCheck27', intType);
     checkReturn('testIsCheck28', typesTask.dynamicType);
     checkReturn('testIsCheck29', typesTask.dynamicType);
     checkReturn('testIf1', typesTask.uint31Type.nullable());
     checkReturn('testIf2', typesTask.uint31Type.nullable());
-    checkReturn('returnAsString',
-        new TypeMask.subtype(compiler.stringClass, compiler.world));
+    checkReturn('returnAsString', new TypeMask.subtype(
+        compiler.coreClasses.stringClass, compiler.world));
     checkReturn('returnIntAsNum', typesTask.uint31Type);
     checkReturn('returnAsTypedef', typesTask.functionType.nullable());
     checkReturn('returnTopLevelGetter', typesTask.uint31Type);
     checkReturn('testDeadCode', typesTask.uint31Type);
     checkReturn('testLabeledIf', typesTask.uint31Type.nullable());
     checkReturn('testSwitch1', simplify(
         typesTask.intType
             .union(typesTask.doubleType, compiler.world)
             .nullable(),
         compiler));
@@ skipping 64 matching lines @@
     checkReturn('testSpecialization3', typesTask.uint31Type.nullable());
     checkReturn('testReturnNull1', typesTask.nullType);
     checkReturn('testReturnNull2', typesTask.nullType);
     checkReturn('testReturnNull3', typesTask.dynamicType);
     checkReturn('testReturnNull4', typesTask.nullType);
     checkReturn('testReturnNull5', typesTask.nullType);
     checkReturn('testReturnNull6', typesTask.dynamicType);
     checkReturn('testReturnNotEquals', typesTask.boolType);
   }));
 }