Add ClosedWorld.elementEnvironment and remove Compiler.elementEnvironment

pkg/compiler/lib/src/js_emitter/full_emitter/class_emitter.dart

 // Copyright (c) 2013, 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.class_emitter;
 
 import '../../common.dart';
 import '../../common/names.dart' show Names;
 import '../../common_elements.dart';
 import '../../elements/resolution_types.dart' show ResolutionDartType;
@@ skipping 14 matching lines @@
 
 class ClassEmitter extends CodeEmitterHelper {
   final ClosedWorld closedWorld;
 
   ClassEmitter(this.closedWorld);
 
   ClassStubGenerator get _stubGenerator => new ClassStubGenerator(task.emitter,
       closedWorld.commonElements, namer, codegenWorldBuilder, closedWorld,
       enableMinification: compiler.options.enableMinification);
 
-  ElementEnvironment get _elementEnvironment => compiler.elementEnvironment;
+  ElementEnvironment get _elementEnvironment => closedWorld.elementEnvironment;
 
   /**
    * Documentation wanted -- johnniwinther
    */
   void emitClass(Class cls, ClassBuilder enclosingBuilder, Fragment fragment) {
     ClassEntity classElement = cls.element;
 
     assert(!(classElement is ClassElement && !classElement.isDeclaration),
         failedAt(classElement));
 
@@ skipping 407 matching lines @@
     String reflectionName = emitter.getReflectionName(selector, name);
     if (reflectionName != null) {
       var reflectable = js(
           backend.mirrorsData.isMemberAccessibleByReflection(member)
               ? '1'
               : '0');
       builder.addPropertyByName('+$reflectionName', reflectable);
     }
   }
 }