[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/xfs_itable.c b/fs/xfs/xfs_itable.c
index b3578cd..2cf16f4 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -139,7 +139,7 @@
 	 * the new format. We don't change the version number so that we
 	 * can distinguish this from a real new format inode.
 	 */
-	if (dic->di_version == XFS_DINODE_VERSION_1) {
+	if (dic->di_version == 1) {
 		buf->bs_nlink = be16_to_cpu(dic->di_onlink);
 		buf->bs_projid = 0;
 	} else {