migration: Fix compilation with older compilers

That typedefs are needed on both files.  New compilers (F25 where I
work) don't complain about repeating a typedef.  But older ones
complain.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Greg Kurz <groug@kaod.org>

include/migration/register.h

@@ -14,9 +14,6 @@
 #ifndef MIGRATION_REGISTER_H
 #define MIGRATION_REGISTER_H
 
-typedef void SaveStateHandler(QEMUFile *f, void *opaque);
-typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
-
 typedef struct SaveVMHandlers {
     /* This runs inside the iothread lock.  */
     SaveStateHandler *save_state;

include/migration/vmstate.h

@@ -29,7 +29,6 @@
 
 #include "migration/qjson.h"
 
-typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
 typedef struct VMStateInfo VMStateInfo;
 typedef struct VMStateDescription VMStateDescription;
 typedef struct VMStateField VMStateField;

include/qemu/typedefs.h

@@ -96,5 +96,7 @@ typedef struct uWireSlave uWireSlave;
 typedef struct VirtIODevice VirtIODevice;
 typedef struct Visitor Visitor;
 typedef struct node_info NodeInfo;
+typedef void SaveStateHandler(QEMUFile *f, void *opaque);
+typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
 
 #endif /* QEMU_TYPEDEFS_H */