remove this check, it didnt guarantee anything anyways

openbox/client.c

@@ -3343,24 +3343,6 @@ gboolean client_can_focus(ObClient *self)
     if (!(self->can_focus || self->focus_notify))
         return FALSE;
 
-    /* do a check to see if the window has already been unmapped or destroyed
-       do this intelligently while watching out for unmaps we've generated
-       (ignore_unmaps > 0) */
-    if (XCheckTypedWindowEvent(ob_display, self->window,
-                               DestroyNotify, &ev)) {
-        XPutBackEvent(ob_display, &ev);
-        return FALSE;
-    }
-    while (XCheckTypedWindowEvent(ob_display, self->window,
-                                  UnmapNotify, &ev)) {
-        if (self->ignore_unmaps) {
-            self->ignore_unmaps--;
-        } else {
-            XPutBackEvent(ob_display, &ev);
-            return FALSE;
-        }
-    }
-
     return TRUE;
 }