Fix ._clear_all_pending failing due to a wrong call (#352)
Fix ._clear_all_pending failing due to a wrong call (#352)


LonamiWebs/Telethon,LonamiWebs/Telethon,andr-04/Telethon,expectocode/Telethon,LonamiWebs/Telethon,LonamiWebs/Telethon