virtio: Revert "virtio: add helper virtio_find_vqs_ctx_size()"

This reverts commit fe3dc04e: the
API is now unused and in fact can't be implemented on top of a legacy
device.

Fixes: fe3dc04e ("virtio: add helper virtio_find_vqs_ctx_size()")
Cc: "Xuan Zhuo" <xuanzhuo@linux.alibaba.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20220816053602.173815-3-mst@redhat.com>

include/linux/virtio_config.h

@@ -241,18 +241,6 @@ int virtio_find_vqs_ctx(struct virtio_device *vdev, unsigned nvqs,
 				      ctx, desc);
 }
 
-static inline
-int virtio_find_vqs_ctx_size(struct virtio_device *vdev, u32 nvqs,
-			     struct virtqueue *vqs[],
-			     vq_callback_t *callbacks[],
-			     const char * const names[],
-			     u32 sizes[],
-			     const bool *ctx, struct irq_affinity *desc)
-{
-	return vdev->config->find_vqs(vdev, nvqs, vqs, callbacks, names, sizes,
-				      ctx, desc);
-}
-
 /**
  * virtio_synchronize_cbs - synchronize with virtqueue callbacks
  * @vdev: the device