posix acls: Remove duplicate xattr name definitions

Remove POSIX_ACL_XATTR_{ACCESS,DEFAULT} and GFS2_POSIX_ACL_{ACCESS,DEFAULT}
and replace them with the definitions in <include/uapi/linux/xattr.h>.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: James Morris <james.l.morris@oracle.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/nfs/nfs3acl.c b/fs/nfs/nfs3acl.c
index 1ebe2fc..17c0fa1 100644
--- a/fs/nfs/nfs3acl.c
+++ b/fs/nfs/nfs3acl.c
@@ -284,12 +284,12 @@
 	int error;
 
 	error = nfs3_list_one_acl(inode, ACL_TYPE_ACCESS,
-			POSIX_ACL_XATTR_ACCESS, data, size, &result);
+			XATTR_NAME_POSIX_ACL_ACCESS, data, size, &result);
 	if (error)
 		return error;
 
 	error = nfs3_list_one_acl(inode, ACL_TYPE_DEFAULT,
-			POSIX_ACL_XATTR_DEFAULT, data, size, &result);
+			XATTR_NAME_POSIX_ACL_DEFAULT, data, size, &result);
 	if (error)
 		return error;
 	return result;