usb-hid: remove usb_hid_datain_cb

No users left, all migrated over to hw/hid.[ch].
Yea!  Zap it!

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 0 insertions, 3 deletions

diff --git a/hw/usb.h b/hw/usb.h
index 84d04df2e1..d784448290 100644
--- a/hw/usb.h
+++ b/hw/usb.h
@@ -316,9 +316,6 @@ USBDevice *usb_host_device_open(const char *devname);
 int usb_host_device_close(const char *devname);
 void usb_host_info(Monitor *mon);
 
-/* usb-hid.c */
-void usb_hid_datain_cb(USBDevice *dev, void *opaque, void (*datain)(void *));
-
 /* usb-bt.c */
 USBDevice *usb_bt_init(HCIInfo *hci);