Remove Compiler/JavaScriptBackend from metadata_collector

pkg/compiler/lib/src/js_emitter/code_emitter_task.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.js_emitter.code_emitter_task;
 
 import 'package:js_runtime/shared/embedded_names.dart' show JsBuiltin;
 
 import '../common.dart';
 import '../common/tasks.dart' show CompilerTask;
 import '../compiler.dart' show Compiler;
 import '../constants/values.dart';
 import '../deferred_load.dart' show OutputUnit;
 import '../elements/entities.dart';
 import '../js/js.dart' as jsAst;
 import '../js_backend/js_backend.dart' show JavaScriptBackend, Namer;
+import '../universe/world_builder.dart' show CodegenWorldBuilder;
 import '../world.dart' show ClosedWorld;
 import 'full_emitter/emitter.dart' as full_js_emitter;
 import 'lazy_emitter/emitter.dart' as lazy_js_emitter;
 import 'program_builder/program_builder.dart';
 import 'startup_emitter/emitter.dart' as startup_js_emitter;
 
 import 'metadata_collector.dart' show MetadataCollector;
 import 'native_emitter.dart' show NativeEmitter;
 import 'type_test_registry.dart' show TypeTestRegistry;
 
@@ skipping 122 matching lines @@
 
   Set<ClassEntity> _finalizeRti() {
     // Compute the required type checks to know which classes need a
     // 'is$' method.
     typeTestRegistry.computeRequiredTypeChecks();
     // Compute the classes needed by RTI.
     return typeTestRegistry.computeRtiNeededClasses();
   }
 
   /// Creates the [Emitter] for this task.
-  void createEmitter(Namer namer, ClosedWorld closedWorld) {
+  void createEmitter(Namer namer, ClosedWorld closedWorld,
+      CodegenWorldBuilder codegenWorldBuilder) {
     measure(() {
       _emitter = _emitterFactory.createEmitter(this, namer, closedWorld);
-      metadataCollector = new MetadataCollector(compiler, _emitter);
-      typeTestRegistry = new TypeTestRegistry(compiler, closedWorld);
+      metadataCollector = new MetadataCollector(
+          compiler.options,
+          compiler.reporter,
+          compiler.deferredLoadTask,
+          _emitter,
+          backend.constants,
+          backend.typeVariableCodegenAnalysis,
+          backend.mirrorsData,
+          backend.rtiEncoder);
+      typeTestRegistry = new TypeTestRegistry(
+          codegenWorldBuilder, compiler.backend, closedWorld);
     });
   }
 
   int assembleProgram(Namer namer, ClosedWorld closedWorld) {
     return measure(() {
       Set<ClassEntity> rtiNeededClasses = _finalizeRti();
       ProgramBuilder programBuilder = new ProgramBuilder(
           compiler, namer, this, emitter, closedWorld, rtiNeededClasses);
       int size = emitter.emitProgram(programBuilder);
       // TODO(floitsch): we shouldn't need the `neededClasses` anymore.
@@ skipping 60 matching lines @@
 
   /// Returns the JS code for accessing the given [constant].
   jsAst.Expression constantReference(ConstantValue constant);
 
   /// Returns the JS template for the given [builtin].
   jsAst.Template templateForBuiltin(JsBuiltin builtin);
 
   /// Returns the size of the code generated for a given output [unit].
   int generatedSize(OutputUnit unit);
 }