USB: Convert from class_device to device for USB core

Convert from class_device to device for drivers/usb/core.

Signed-off-by: Tony Jones <tonyj@suse.de>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/include/linux/usb.h b/include/linux/usb.h
index 5fc8ff7..8aae045 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -318,7 +318,7 @@
 #ifdef CONFIG_USB_DEVICEFS
 	struct dentry *usbfs_dentry;	/* usbfs dentry entry for the bus */
 #endif
-	struct class_device *class_dev;	/* class device for this bus */
+	struct device *dev;		/* device for this bus */
 
 #if defined(CONFIG_USB_MON)
 	struct mon_bus *mon_bus;	/* non-null when associated */