mtd: convert remaining users to mtd_device_register()

The older add_mtd_device()/add_mtd_partitions() and their removal
counterparts will soon be gone.  Replace uses with mtd_device_register()
and mtd_device_unregister().

Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/drivers/mtd/maps/fortunet.c b/drivers/mtd/maps/fortunet.c
index 1e43124..956e2e4 100644
--- a/drivers/mtd/maps/fortunet.c
+++ b/drivers/mtd/maps/fortunet.c
@@ -243,8 +243,9 @@
 					&map_regions[ix].map_info);
 			}
 			map_regions[ix].mymtd->owner = THIS_MODULE;
-			add_mtd_partitions(map_regions[ix].mymtd,
-				map_regions[ix].parts,map_regions_parts[ix]);
+			mtd_device_register(map_regions[ix].mymtd,
+					    map_regions[ix].parts,
+					    map_regions_parts[ix]);
 		}
 	}
 	if(iy)
@@ -261,7 +262,7 @@
 		{
 			if( map_regions[ix].mymtd )
 			{
-				del_mtd_partitions( map_regions[ix].mymtd );
+				mtd_device_unregister(map_regions[ix].mymtd);
 				map_destroy( map_regions[ix].mymtd );
 			}
 			iounmap((void *)map_regions[ix].map_info.virt);