Use OBJECT_DECLARE_SIMPLE_TYPE macro instead of open coding it and
change state struct name to match the previous typedef.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---
 hw/pci-host/raven.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/hw/pci-host/raven.c b/hw/pci-host/raven.c
index fa76e5170c..ea5ad69547 100644
--- a/hw/pci-host/raven.c
+++ b/hw/pci-host/raven.c
@@ -39,11 +39,9 @@
 #define TYPE_RAVEN_PCI_DEVICE "raven"
 #define TYPE_RAVEN_PCI_HOST_BRIDGE "raven-pcihost"
 
-typedef struct PRePPCIState PREPPCIState;
-DECLARE_INSTANCE_CHECKER(PREPPCIState, RAVEN_PCI_HOST_BRIDGE,
-                         TYPE_RAVEN_PCI_HOST_BRIDGE)
+OBJECT_DECLARE_SIMPLE_TYPE(PREPPCIState, RAVEN_PCI_HOST_BRIDGE)
 
-struct PRePPCIState {
+struct PREPPCIState {
     PCIHostState parent_obj;
 
     OrIRQState *or_irq;
-- 
2.41.3