Remove Compiler access from ResolutionEnqueuer

pkg/compiler/lib/src/js_emitter/full_emitter/emitter.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.
 
 library dart2js.js_emitter.full_emitter;
 
 import 'dart:collection' show HashMap;
 import 'dart:convert';
 
 import 'package:js_runtime/shared/embedded_names.dart' as embeddedNames;
@@ skipping 1134 matching lines @@
 
   void assemblePrecompiledConstructor(
       OutputUnit outputUnit,
       jsAst.Name constructorName,
       jsAst.Expression constructorAst,
       List<jsAst.Name> fields) {
     cspPrecompiledFunctionFor(outputUnit)
         .add(new jsAst.FunctionDeclaration(constructorName, constructorAst));
 
     String fieldNamesProperty = FIELD_NAMES_PROPERTY_NAME;
-    bool hasIsolateSupport = compiler.hasIsolateSupport;
+    bool hasIsolateSupport = compiler.resolverWorld.hasIsolateSupport;
     jsAst.Node fieldNamesArray;
     if (hasIsolateSupport) {
       fieldNamesArray =
           new jsAst.ArrayInitializer(fields.map(js.quoteName).toList());
     } else {
       fieldNamesArray = new jsAst.LiteralNull();
     }
 
     cspPrecompiledFunctionFor(outputUnit).add(js.statement(
         r'''
@@ skipping 986 matching lines @@
     if (cachedElements.isEmpty) return;
     for (Element element in backend.codegenEnqueuer.newlyEnqueuedElements) {
       if (element.isInstanceMember) {
         cachedClassBuilders.remove(element.enclosingClass);
 
         nativeEmitter.cachedBuilders.remove(element.enclosingClass);
       }
     }
   }
 }