media: cedrus: Cleanup duplicate declarations from cedrus_dec header

Some leftover declarations are still in the cedrus_dec header although
they were moved to cedrus_video already. Clean them up.
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/staging/media/sunxi/cedrus/cedrus_dec.h

@@ -16,12 +16,6 @@
 #ifndef _CEDRUS_DEC_H_
 #define _CEDRUS_DEC_H_
 
-extern const struct v4l2_ioctl_ops cedrus_ioctl_ops;
-
-void cedrus_device_work(struct work_struct *work);
 void cedrus_device_run(void *priv);
 
-int cedrus_queue_init(void *priv, struct vb2_queue *src_vq,
-		      struct vb2_queue *dst_vq);
-
 #endif