Restored obsoleted createSymLink/readSymLink in FileUtil

Bug: 475070
Change-Id: I425ad842dc26b55f747f192348398a3912c0ca6b
Signed-off-by: Andrey Loskutov <loskutov@gmx.de>

org.eclipse.jgit/.settings/.api_filters

@@ -21,18 +21,4 @@
             </message_arguments>
         </filter>
     </resource>
-    <resource path="src/org/eclipse/jgit/util/FileUtil.java" type="org.eclipse.jgit.util.FileUtil">
-        <filter id="338792546">
-            <message_arguments>
-                <message_argument value="org.eclipse.jgit.util.FileUtil"/>
-                <message_argument value="createSymLink(File, String)"/>
-            </message_arguments>
-        </filter>
-        <filter id="338792546">
-            <message_arguments>
-                <message_argument value="org.eclipse.jgit.util.FileUtil"/>
-                <message_argument value="readSymlink(File)"/>
-            </message_arguments>
-        </filter>
-    </resource>
 </component>

org.eclipse.jgit/src/org/eclipse/jgit/util/FileUtil.java

@@ -64,6 +64,31 @@ import org.eclipse.jgit.util.FS.Attributes;
  */
 public class FileUtil {
 
+	/**
+	 * @param path
+	 * @return target path of the symlink
+	 * @throws IOException
+	 * @deprecated use {@link FileUtils#readSymLink(File)} instead
+	 */
+	@Deprecated
+	public static String readSymlink(File path) throws IOException {
+		return FileUtils.readSymLink(path);
+	}
+
+	/**
+	 * @param path
+	 *            path of the symlink to be created
+	 * @param target
+	 *            target of the symlink to be created
+	 * @throws IOException
+	 * @deprecated use {@link FileUtils#createSymLink(File, String)} instead
+	 */
+	@Deprecated
+	public static void createSymLink(File path, String target)
+			throws IOException {
+		FileUtils.createSymLink(path, target);
+	}
+
 	/**
 	 * @param path
 	 * @return {@code true} if the passed path is a symlink