--- a/src/java.compiler/share/classes/javax/tools/FileManagerUtils.java	Thu Feb 01 11:58:38 2018 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,76 +0,0 @@
-/*
- * Copyright (c) 2014, 2015, 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 javax.tools;
-
-import java.io.File;
-import java.nio.file.Path;
-import java.util.Iterator;
-
-/**
- * Package-private utility methods to convert between files and paths.
- *
- * @since 9
- */
-class FileManagerUtils {
-    private FileManagerUtils() { }
-
-    static Iterable<Path> asPaths(final Iterable<? extends File> files) {
-        return () -> new Iterator<Path>() {
-            Iterator<? extends File> iter = files.iterator();
-
-            @Override
-            public boolean hasNext() {
-                return iter.hasNext();
-            }
-
-            @Override
-            public Path next() {
-                return iter.next().toPath();
-            }
-        };
-    }
-
-    static Iterable<File> asFiles(final Iterable<? extends Path> paths) {
-        return () -> new Iterator<File>() {
-            Iterator<? extends Path> iter = paths.iterator();
-
-            @Override
-            public boolean hasNext() {
-                return iter.hasNext();
-            }
-
-            @Override
-            public File next() {
-                Path p = iter.next();
-                try {
-                    return p.toFile();
-                } catch (UnsupportedOperationException e) {
-                    throw new IllegalArgumentException(p.toString(), e);
-                }
-            }
-        };
-    }
-}