-remove unused package/code

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@486588 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/util/java16/Java6FileUtils.java

@@ -1,30 +0,0 @@
-/*
- *  Licensed to the Apache Software Foundation (ASF) under one or more
- *  contributor license agreements.  See the NOTICE file distributed with
- *  this work for additional information regarding copyright ownership.
- *  The ASF licenses this file to You under the Apache License, Version 2.0
- *  (the "License"); you may not use this file except in compliance with
- *  the License.  You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS,
- *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
- *
- */
-
-package org.apache.tools.ant.util.java16;
-
-import java.io.File;
-
-import org.apache.tools.ant.util.FileUtils;
-
-public class Java6FileUtils extends FileUtils {
-
-	public static long freeSpace(String fs) {
-		return new File(fs).getFreeSpace();
-	}
-}