Remove Compiler access from ResolutionEnqueuer

pkg/compiler/lib/src/common/backend_api.dart

 // Copyright (c) 2012, 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.backend_api;
 
 import 'dart:async' show Future;
 
 import '../common.dart';
 import '../common/codegen.dart' show CodegenImpact;
@@ skipping 68 matching lines @@
 
   // Given a [FunctionElement], return a buffer with the code generated for it
   // or null if no code was generated.
   CodeBuffer codeOf(Element element) => null;
 
   void initializeHelperClasses() {}
 
   void enqueueHelpers(ResolutionEnqueuer world);
 
   /// Creates an [Enqueuer] for code generation specific to this backend.
-  Enqueuer createCodegenEnqueuer(Compiler compiler);
+  Enqueuer createCodegenEnqueuer(CompilerTask task, Compiler compiler);
 
   WorldImpact codegen(CodegenWorkItem work);
 
   // The backend determines the native resolution enqueuer, with a no-op
   // default, so tools like dart2dart can ignore the native classes.
-  native.NativeEnqueuer nativeResolutionEnqueuer(world) {
+  native.NativeEnqueuer nativeResolutionEnqueuer() {
     return new native.NativeEnqueuer();
   }
 
-  native.NativeEnqueuer nativeCodegenEnqueuer(world) {
+  native.NativeEnqueuer nativeCodegenEnqueuer() {
     return new native.NativeEnqueuer();
   }
 
   /// Generates the output and returns the total size of the generated code.
   int assembleProgram();
 
   List<CompilerTask> get tasks;
 
   void onResolutionComplete() {}
   void onTypeInferenceComplete() {}
@@ skipping 288 matching lines @@
   ClassElement get typeImplementation;
   ClassElement get boolImplementation;
   ClassElement get nullImplementation;
   ClassElement get uint32Implementation;
   ClassElement get uint31Implementation;
   ClassElement get positiveIntImplementation;
   ClassElement get syncStarIterableImplementation;
   ClassElement get asyncFutureImplementation;
   ClassElement get asyncStarStreamImplementation;
 }