Handle Native("...") annotations in KernelBehaviorBuilder.

pkg/compiler/lib/src/js_backend/backend.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 js_backend.backend;
 
 import 'dart:async' show Future;
 
 import 'package:js_runtime/shared/embedded_names.dart' as embeddedNames;
 
@@ skipping 518 matching lines @@
         rtiEncoder = new _RuntimeTypesEncoder(compiler),
         annotations = new Annotations(compiler),
         this.sourceInformationStrategy = generateSourceMap
             ? (useNewSourceInfo
                 ? new PositionSourceInformationStrategy()
                 : const StartEndSourceInformationStrategy())
             : const JavaScriptSourceInformationStrategy(),
         impacts = new BackendImpacts(compiler),
         frontend = new JSFrontendAccess(compiler),
         this.compiler = compiler {
-    helpers =
-        new BackendHelpers(compiler.elementEnvironment, this, commonElements);
+    helpers = new BackendHelpers(compiler.elementEnvironment, commonElements);
     emitter =
         new CodeEmitterTask(compiler, generateSourceMap, useStartupEmitter);
     typeVariableHandler = new TypeVariableHandler(compiler);
     customElementsAnalysis = new CustomElementsAnalysis(this);
     lookupMapAnalysis = new LookupMapAnalysis(this, reporter);
     jsInteropAnalysis = new JsInteropAnalysis(this);
     mirrorsAnalysis = new MirrorsAnalysis(this, compiler.resolution);
 
     noSuchMethodRegistry = new NoSuchMethodRegistry(this);
     kernelTask = new KernelTask(compiler);
@@ skipping 2641 matching lines @@
   }
 
   @override
   FieldEntity get symbolField => helpers.symbolImplementationField;
 
   @override
   InterfaceType get symbolType {
     return _env.getRawType(helpers.symbolImplementationClass);
   }
 }