JFS: delete unused file

Remove nowhere referenced file. (egrep "filename\." didn't find anything)
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>

fs/jfs/jfs_defragfs.h

-/*
- *   Copyright (c) International Business Machines Corp., 2000-2001
- *
- *   This program is free software;  you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation; either version 2 of the License, or 
- *   (at your option) any later version.
- * 
- *   This program 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 for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program;  if not, write to the Free Software 
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-#ifndef	_H_JFS_DEFRAGFS
-#define _H_JFS_DEFRAGFS
-
-/*
- *	defragfs parameter list
- */
-struct defragfs {
-	uint flag;		/* 4: */
-	u8 dev;			/* 1: */
-	u8 pad[3];		/* 3: */
-	s32 fileset;		/* 4: */
-	u32 inostamp;		/* 4: */
-	u32 ino;		/* 4: */
-	u32 gen;		/* 4: */
-	s64 xoff;		/* 8: */
-	s64 old_xaddr;		/* 8: */
-	s64 new_xaddr;		/* 8: */
-	s32 xlen;		/* 4: */
-};
-
-/* plist flag */
-#define DEFRAGFS_SYNC		0x80000000
-#define DEFRAGFS_COMMIT		0x40000000
-#define DEFRAGFS_RELOCATE	0x10000000
-
-#define	INODE_TYPE		0x0000F000	/* IFREG or IFDIR */
-
-#define EXTENT_TYPE		0x000000ff
-#define DTPAGE			0x00000001
-#define XTPAGE			0x00000002
-#define DATAEXT			0x00000004
-#define EAEXT			0x00000008
-
-#endif				/* _H_JFS_DEFRAGFS */