--- old/test/nashorn/src/jdk/nashorn/test/models/FunctionalInterfaceProvider.java	2020-04-15 19:25:42.000000000 +0530
+++ /dev/null	2020-04-15 19:25:42.000000000 +0530
@@ -1,53 +0,0 @@
-/*
- * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package jdk.nashorn.test.models;
-
-import jdk.nashorn.api.scripting.ScriptObjectMirror;
-import org.testng.Assert;
-
-import java.util.List;
-
-public class FunctionalInterfaceProvider {
-
-    private final static Object RETURN_TOKEN = new Object();
-
-    public static Functional getImpl() {
-        return (l) -> {
-            // Make sure parameters are properly exported
-            for (final Object o : l) {
-                Assert.assertTrue(o == RETURN_TOKEN
-                        || o instanceof ScriptObjectMirror
-                        || o instanceof String);
-            }
-            return RETURN_TOKEN;
-        };
-    }
-
-    @FunctionalInterface
-    public interface Functional {
-        Object method(List<Object> args);
-    }
-
-}