001    // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
002    // for details. All rights reserved. Use of this source code is governed by a
003    // BSD-style license that can be found in the LICENSE file.
004    
005    package com.google.dart.compiler.backend.js.ast;
006    
007    public final class JsNullLiteral extends JsLiteral.JsValueLiteral {
008        JsNullLiteral() {
009        }
010    
011        @Override
012        public void accept(JsVisitor v) {
013            v.visitNull(this);
014        }
015    
016        @Override
017        public void traverse(JsVisitorWithContext v, JsContext ctx) {
018            v.visit(this, ctx);
019            v.endVisit(this, ctx);
020        }
021    }