Remove Compiler access from ResolutionEnqueuer

tests/compiler/dart2js/closure_tracer_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 'compiler_helper.dart';
 import 'type_mask_test_helper.dart';
 
@@ skipping 136 matching lines @@
   testStaticClosure2();
   testStaticClosure3();
   testStaticClosure4();
 }
 ''';
 
 void main() {
   Uri uri = new Uri(scheme: 'source');
   var compiler = compilerFor(TEST, uri);
   asyncTest(() => compiler.run(uri).then((_) {
-        var commonMasks = compiler.commonMasks;
-        var typesInferrer = compiler.globalInference.typesInferrer;
+        var commonMasks = compiler.closedWorld.commonMasks;
+        var typesInferrer = compiler.globalInference.typesInferrerInternal;
 
         checkType(String name, type) {
           var element = findElement(compiler, name);
           var mask = typesInferrer.getReturnTypeOfElement(element);
           Expect.equals(type.nullable(), simplify(mask, compiler), name);
         }
 
         checkType('testFunctionStatement', commonMasks.uint31Type);
         checkType('testFunctionExpression', commonMasks.uint31Type);
         checkType('testStoredInInstance', commonMasks.uint31Type);
         checkType('testStoredInStatic', commonMasks.uint31Type);
         checkType('testStoredInMapOfList', commonMasks.uint31Type);
         checkType('testStoredInListOfList', commonMasks.uint31Type);
         checkType('testStoredInListOfListUsingInsert', commonMasks.uint31Type);
         checkType('testStoredInListOfListUsingAdd', commonMasks.uint31Type);
         checkType('testPassedInParameter', commonMasks.uint31Type);
         checkType('testStaticClosure1', commonMasks.uint31Type);
         checkType('testStaticClosure2', commonMasks.numType);
         checkType('testStaticClosure3', commonMasks.uint31Type);
         checkType('testStaticClosure4', commonMasks.numType);
       }));
 }