diff -r 7eb6cdd1204a -r 726630bc6a4c src/java.base/share/classes/sun/net/TrustedSocketImpl.java
--- a/src/java.base/share/classes/sun/net/TrustedSocketImpl.java	Mon Feb 11 08:39:50 2019 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,55 +0,0 @@
-/*
- * Copyright (c) 2018, 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 sun.net;
-
-import java.io.IOException;
-import java.net.SocketImpl;
-
-/**
- * Implemented by the platform's SocketImpl implementations.
- */
-
-public interface TrustedSocketImpl {
-
-    /**
-     * Creates a new instance of this SocketImpl.
-     */
-    <S extends SocketImpl & TrustedSocketImpl> S newInstance(boolean server);
-
-    /**
-     * Invoked by ServerSocket to fix up the SocketImpl state after a connection
-     * is accepted by a custom SocketImpl
-     */
-    void postCustomAccept() throws IOException;
-
-    /**
-     * Copy the state from this connected SocketImpl to a target SocketImpl. If
-     * the target SocketImpl is not a newly created SocketImpl then it is first
-     * closed to release any resources. The target SocketImpl becomes the owner
-     * of the file descriptor, this SocketImpl is marked as closed and should
-     * be discarded.
-     */
-    void copyTo(SocketImpl si);
-}