1 files changed, 3 insertions, 9 deletions

diff --git a/include/hw/xen/xen-block.h b/include/hw/xen/xen-block.h
index 8ff5421dc3..d692ea7580 100644
--- a/include/hw/xen/xen-block.h
+++ b/include/hw/xen/xen-block.h
@@ -68,28 +68,22 @@ struct XenBlockDeviceClass {
     XenBlockDeviceRealize realize;
     XenBlockDeviceUnrealize unrealize;
 };
-typedef struct XenBlockDeviceClass XenBlockDeviceClass;
 
 #define TYPE_XEN_BLOCK_DEVICE  "xen-block"
-DECLARE_OBJ_CHECKERS(XenBlockDevice, XenBlockDeviceClass,
-                     XEN_BLOCK_DEVICE, TYPE_XEN_BLOCK_DEVICE)
+OBJECT_DECLARE_TYPE(XenBlockDevice, XenBlockDeviceClass, XEN_BLOCK_DEVICE)
 
 struct XenDiskDevice {
     XenBlockDevice blockdev;
 };
-typedef struct XenDiskDevice XenDiskDevice;
 
 #define TYPE_XEN_DISK_DEVICE  "xen-disk"
-DECLARE_INSTANCE_CHECKER(XenDiskDevice, XEN_DISK_DEVICE,
-                         TYPE_XEN_DISK_DEVICE)
+OBJECT_DECLARE_SIMPLE_TYPE(XenDiskDevice, XEN_DISK_DEVICE)
 
 struct XenCDRomDevice {
     XenBlockDevice blockdev;
 };
-typedef struct XenCDRomDevice XenCDRomDevice;
 
 #define TYPE_XEN_CDROM_DEVICE  "xen-cdrom"
-DECLARE_INSTANCE_CHECKER(XenCDRomDevice, XEN_CDROM_DEVICE,
-                         TYPE_XEN_CDROM_DEVICE)
+OBJECT_DECLARE_SIMPLE_TYPE(XenCDRomDevice, XEN_CDROM_DEVICE)
 
 #endif /* HW_XEN_BLOCK_H */