tasklist: Deprecate icon_loader_func
The icon loading function has a misleading description and only gnome-panel and mate-panel implement it, both exactly the same. We deprecate this function and instead include the loading code inside libwnck.
The icon loading function has a misleading description and only gnome-panel and mate-panel implement it, both exactly the same. We deprecate this function and instead include the loading code inside libwnck.