[XFS] kill XFS_DINODE_VERSION_ defines

These names don't add any value at all over just using the numerical
values.

(First sent on October 9th)

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Niv Sardi <xaiki@sgi.com>
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index d597059..534b175 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -1131,7 +1131,7 @@
 			 * the superblock version number since projids didn't
 			 * exist before DINODE_VERSION_2 and SB_VERSION_NLINK.
 			 */
-			if (ip->i_d.di_version == XFS_DINODE_VERSION_1)
+			if (ip->i_d.di_version == 1)
 				xfs_bump_ino_vers2(tp, ip);
 		}