XCB: remove wall-paper mode legacy hacks

modules/video_output/xcb/window.c

@@ -324,12 +324,6 @@ static int Open (vout_window_t *wnd, const vout_window_cfg_t *cfg)
     /* Make the window visible */
     xcb_map_window (conn, window);
 
-    if (var_InheritBool (wnd, "video-wallpaper"))
-    {
-        vout_window_SetState (wnd, VOUT_WINDOW_STATE_BELOW);
-        vout_window_SetFullScreen (wnd, true);
-    }
-
     /* Create the event thread. It will dequeue all events, so any checked
      * request from this thread must be completed at this point. */
     if ((p_sys->keys != NULL)
@@ -465,8 +459,6 @@ static int Control (vout_window_t *wnd, int cmd, va_list ap)
         case VOUT_WINDOW_SET_FULLSCREEN:
         {
             bool fs = va_arg (ap, int);
-            if (!fs && var_GetBool (wnd, "video-wallpaper"))
-                return VLC_EGENERIC;
             set_wm_state (wnd, fs, p_sys->wm_state_fullscreen);
             break;
         }