Remove backend reference from ResolutionEnqueuerListener.

tests/compiler/dart2js/kernel/closed_world_test.dart

Index: tests/compiler/dart2js/kernel/closed_world_test.dart
diff --git a/tests/compiler/dart2js/kernel/closed_world_test.dart b/tests/compiler/dart2js/kernel/closed_world_test.dart
index 6ab66a779a96d3a365b34596530d62cb36c2618e..845ebdedd7b337ee677ce1b8242cda7b1816ceac 100644
--- a/tests/compiler/dart2js/kernel/closed_world_test.dart
+++ b/tests/compiler/dart2js/kernel/closed_world_test.dart
@@ -17,6 +17,7 @@ import 'package:compiler/src/enqueue.dart';
 import 'package:compiler/src/js_backend/backend.dart';
 import 'package:compiler/src/js_backend/backend_usage.dart';
 import 'package:compiler/src/js_backend/type_variable_handler.dart';
+import 'package:compiler/src/js_backend/resolution_listener.dart';
 import 'package:compiler/src/ssa/kernel_impact.dart';
 import 'package:compiler/src/serialization/equivalence.dart';
 import 'package:compiler/src/universe/world_builder.dart';
@@ -91,9 +92,9 @@ main(List<String> args) {
         compiler.options,
         compiler.reporter,
         const TreeShakingEnqueuerStrategy(),
-        backend.resolutionEnqueuerListener,
+        createResolutionEnqueuerListener(compiler),
         new ElementResolutionWorldBuilder(
-            compiler.backend, compiler.resolution, const OpenWorldStrategy()),
+            backend, compiler.resolution, const OpenWorldStrategy()),
         new ResolutionWorkItemBuilder(compiler.resolution),
         'enqueuer from kernel');
     ClosedWorld closedWorld = computeClosedWorld(compiler, enqueuer);
@@ -124,16 +125,31 @@ main(List<String> args) {
   });
 }
 
-ClosedWorld computeClosedWorld(Compiler compiler, ResolutionEnqueuer enqueuer) {
+EnqueuerListener createResolutionEnqueuerListener(Compiler compiler) {
   JavaScriptBackend backend = compiler.backend;
-
-  // TODO(johnniwinther): Store backend info separately. This replacement is
-  // made to reset a field in [TypeVariableHandler] that prevents it from
-  // enqueuing twice.
-  backend.typeVariableAnalysis = new TypeVariableAnalysis(
+  return new ResolutionEnqueuerListener(
+      backend.kernelTask,
+      compiler.options,
       compiler.elementEnvironment,
+      compiler.commonElements,
+      backend.helpers,
       backend.impacts,
-      backend.backendUsageBuilder);
+      backend.nativeData,
+      backend.interceptorDataBuilder,
+      backend.backendUsageBuilder,
+      backend.rtiNeedBuilder,
+      backend.mirrorsData,
+      backend.noSuchMethodRegistry,
+      backend.customElementsResolutionAnalysis,
+      backend.lookupMapLibraryAccess,
+      backend.mirrorsAnalysis,
+      new TypeVariableAnalysis(compiler.elementEnvironment, backend.impacts,
+          backend.backendUsageBuilder),
+      backend.nativeResolutionEnqueuer);
+}
+
+ClosedWorld computeClosedWorld(Compiler compiler, ResolutionEnqueuer enqueuer) {
+  JavaScriptBackend backend = compiler.backend;
 
   if (compiler.deferredLoadTask.isProgramSplit) {
     enqueuer.applyImpact(backend.computeDeferredLoadingImpact());