src/video_output/video_output.c: Do no send VOUT_CONTROL_CLEAN twice.

Turns out vout_Close() does the same except for the vout_control_WaitEmpty().
The vout_control_WaitEmpty() is not needed according to Laurent Ailmar.

src/video_output/video_output.c

@@ -229,14 +229,6 @@ vout_thread_t *(vout_Request)(vlc_object_t *object,
         }
 
 no_reuse:
-        {
-        vout_control_cmd_t cmd;
-        vout_control_cmd_Init(&cmd, VOUT_CONTROL_CLEAN);
-        cmd.u.cfg = cfg;
-
-        vout_control_Push(&vout->p->control, &cmd);
-        vout_control_WaitEmpty(&vout->p->control);
-        }
         vout_CloseAndRelease(vout);
 
         msg_Warn(object, "cannot reuse provided vout");