Remove deprecated FileTreeIterator(WorkingTreeIterator, File, FS)

Use FileTreeIterator#FileTreeIterator(FileTreeIterator, File, FS)
instead.

Change-Id: I675e14863a1a387e7da9fc5148feffaf55d4ad39
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit/src/org/eclipse/jgit/treewalk/FileTreeIterator.java

@@ -159,27 +159,6 @@ public class FileTreeIterator extends WorkingTreeIterator {
 		init(entries());
 	}
 
-	/**
-	 * Create a new iterator to traverse a subdirectory.
-	 *
-	 * @param p
-	 *            the parent iterator we were created from.
-	 * @param root
-	 *            the subdirectory. This should be a directory contained within
-	 *            the parent directory.
-	 * @param fs
-	 *            the file system abstraction which will be necessary to perform
-	 *            certain file system operations.
-	 * @since 4.3
-	 * @deprecated use {@link #FileTreeIterator(FileTreeIterator, File, FS)}
-	 *             instead.
-	 */
-	@Deprecated
-	protected FileTreeIterator(final WorkingTreeIterator p, final File root,
-			FS fs) {
-		this(p, root, fs, DefaultFileModeStrategy.INSTANCE);
-	}
-
 	/**
 	 * Create a new iterator to traverse a subdirectory.
 	 *