V4L/DVB (8523): v4l2-dev: remove unused type and type2 field from video_device

The type and type2 fields were unused and so could be removed.
Instead add a vfl_type field that contains the type of the video
device.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 2fe3885..21419da 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -53,8 +53,7 @@
 
 	/* device info */
 	char name[32];
-	int type;       		/* v4l1 */
-	int type2;      		/* v4l2 */
+	int vfl_type;
 	int minor;
 	/* attribute to diferentiate multiple indexs on one physical device */
 	int index;