HID: roccat: Remove empty function definitions for roccat chardev

Roccat chardev is a dependency of all device specific drivers, so
the empty definitions are not needed anymore.
Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/hid-roccat.h

@@ -15,18 +15,8 @@
 #include <linux/hid.h>
 #include <linux/types.h>
 
-#if defined(CONFIG_HID_ROCCAT) || defined(CONFIG_HID_ROCCAT_MODULE)
 int roccat_connect(struct class *klass, struct hid_device *hid);
 void roccat_disconnect(int minor);
 int roccat_report_event(int minor, u8 const *data, int len);
-#else
-static inline int roccat_connect(struct class *klass,
-		struct hid_device *hid) { return -1; }
-static inline void roccat_disconnect(int minor) {}
-static inline int roccat_report_event(int minor, u8 const *data, int len)
-{
-	return 0;
-}
-#endif
 
 #endif