Remove Compiler access from ResolutionEnqueuer

tests/compiler/dart2js/trust_type_annotations_test.dart

 // Copyright (c) 2014, 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';
 
 const String TEST = """
 class A {
@@ skipping 32 matching lines @@
   // Test trusting types of tear off closures.
   print(a.tear("42"));
   print(a.tear(42));
 }
 """;
 
 void main() {
   Uri uri = new Uri(scheme: 'source');
   var compiler = compilerFor(TEST, uri, trustTypeAnnotations: true);
   asyncTest(() => compiler.run(uri).then((_) {
-        var typesInferrer = compiler.globalInference.typesInferrer;
+        var typesInferrer = compiler.globalInference.typesInferrerInternal;
 
         ClassElement classA = findElement(compiler, "A");
 
         checkReturn(String name, TypeMask type) {
           var element = classA.lookupMember(name);
           var mask = typesInferrer.getReturnTypeOfElement(element);
           Expect.isTrue(type.containsMask(
               typesInferrer.getReturnTypeOfElement(element),
               compiler.closedWorld));
         }
 
         checkType(String name, type) {
           var element = classA.lookupMember(name);
           Expect.isTrue(type.containsMask(
               typesInferrer.getTypeOfElement(element), compiler.closedWorld));
         }
 
         var intMask = new TypeMask.subtype(
             compiler.coreClasses.intClass, compiler.closedWorld);
 
         checkReturn('foo', intMask);
         checkReturn('faa', intMask);
         checkType('aField', intMask);
         checkReturn('bar', intMask);
         checkReturn('baz', intMask);
         checkReturn('tear', intMask);
       }));
 }