usb: dfu: thor: gadget: Remove dead code

This code is not used anymore in the current DFU implementation and
can be safely removed.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
diff --git a/drivers/usb/gadget/f_dfu.c b/drivers/usb/gadget/f_dfu.c
index 3e4f029..d040606 100644
--- a/drivers/usb/gadget/f_dfu.c
+++ b/drivers/usb/gadget/f_dfu.c
@@ -81,14 +81,6 @@
 	NULL,
 };
 
-static const struct usb_qualifier_descriptor dev_qualifier = {
-	.bLength =		sizeof dev_qualifier,
-	.bDescriptorType =	USB_DT_DEVICE_QUALIFIER,
-	.bcdUSB =		__constant_cpu_to_le16(0x0200),
-	.bDeviceClass =		USB_CLASS_VENDOR_SPEC,
-	.bNumConfigurations =	1,
-};
-
 static const char dfu_name[] = "Device Firmware Upgrade";
 
 /*
diff --git a/drivers/usb/gadget/f_thor.c b/drivers/usb/gadget/f_thor.c
index c85b0fb..78519fa 100644
--- a/drivers/usb/gadget/f_thor.c
+++ b/drivers/usb/gadget/f_thor.c
@@ -458,16 +458,6 @@
 	.bInterval = 0x9,
 };
 
-static struct usb_qualifier_descriptor dev_qualifier = {
-	.bLength =		sizeof(dev_qualifier),
-	.bDescriptorType =	USB_DT_DEVICE_QUALIFIER,
-
-	.bcdUSB =		__constant_cpu_to_le16(0x0200),
-	.bDeviceClass =	USB_CLASS_VENDOR_SPEC,
-
-	.bNumConfigurations =	2,
-};
-
 /*
  * This attribute vendor descriptor is necessary for correct operation with
  * Windows version of THOR download program