Remove Compiler access from ResolutionEnqueuer

tests/compiler/dart2js/simple_inferrer_try_catch_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 'compiler_helper.dart';
 import 'type_mask_test_helper.dart';
@@ skipping 149 matching lines @@
   returnInt6();
   returnDyn6();
   returnInt7();
 }
 """;
 
 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;
 
         checkReturn(String name, type) {
           var element = findElement(compiler, name);
           Expect.equals(
               type,
               simplify(
                   typesInferrer.getReturnTypeOfElement(element), compiler));
         }
 
         checkReturn('returnInt1', commonMasks.uint31Type);
@@ skipping 10 matching lines @@
             findTypeMask(compiler, 'Interceptor', 'nonNullSubclass');
 
         checkReturn('returnDyn1', subclassOfInterceptor);
         checkReturn('returnDyn2', subclassOfInterceptor);
         checkReturn('returnDyn3', subclassOfInterceptor);
         checkReturn('returnDyn4', subclassOfInterceptor);
         checkReturn('returnDyn5', subclassOfInterceptor);
         checkReturn('returnDyn6', commonMasks.dynamicType);
       }));
 }