blk: Rename if_type to uclass_id

Use the word 'uclass' instead of 'if_type' to complete the conversion.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 99be5ae..3e769b0 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -456,7 +456,7 @@
 {
 	dev_desc->lba = 0;
 	dev_desc->blksz = 0;
-	dev_desc->if_type = UCLASS_SCSI;
+	dev_desc->uclass_id = UCLASS_SCSI;
 	dev_desc->devnum = devnum;
 	dev_desc->part_type = PART_TYPE_UNKNOWN;
 
@@ -706,8 +706,8 @@
 };
 #else
 U_BOOT_LEGACY_BLK(scsi) = {
-	.if_typename	= "scsi",
-	.if_type	= UCLASS_SCSI,
+	.uclass_idname	= "scsi",
+	.uclass_id	= UCLASS_SCSI,
 	.max_devs	= SCSI_MAX_DEVICE,
 	.desc		= scsi_dev_desc,
 };