xfs: kill xfs_bmbt_rec_32/64 types

For a long time we've always stored bmap btree records in the 64bit format,
so kill off the dead 32bit type, and make sure the 64bit type is named just
xfs_bmbt_rec everywhere, without any size postfix.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Alex Elder <aelder@sgi.com>
diff --git a/fs/xfs/xfs_inode_item.h b/fs/xfs/xfs_inode_item.h
index 65bae4c..cc8df1a 100644
--- a/fs/xfs/xfs_inode_item.h
+++ b/fs/xfs/xfs_inode_item.h
@@ -127,7 +127,7 @@
 #ifdef __KERNEL__
 
 struct xfs_buf;
-struct xfs_bmbt_rec_64;
+struct xfs_bmbt_rec;
 struct xfs_inode;
 struct xfs_mount;
 
@@ -140,9 +140,9 @@
 	unsigned short		ili_flags;	   /* misc flags */
 	unsigned short		ili_logged;	   /* flushed logged data */
 	unsigned int		ili_last_fields;   /* fields when flushed */
-	struct xfs_bmbt_rec_64	*ili_extents_buf;  /* array of logged
+	struct xfs_bmbt_rec	*ili_extents_buf;  /* array of logged
 						      data exts */
-	struct xfs_bmbt_rec_64	*ili_aextents_buf; /* array of logged
+	struct xfs_bmbt_rec	*ili_aextents_buf; /* array of logged
 						      attr exts */
 	unsigned int            ili_pushbuf_flag;  /* one bit used in push_ail */