elm/list: return early from min_limit_cb if list object is dead

Summary:
no further recalculating should be done on dead objects

@fix
Depends on D8998

Reviewers: cedric

Reviewed By: cedric

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D8999

src/lib/elementary/elm_list.c

@@ -751,6 +751,7 @@ _elm_list_content_min_limit_cb(Evas_Object *obj,
 
    if ((sd->mode == ELM_LIST_LIMIT) ||
        (sd->mode == ELM_LIST_EXPAND)) return;
+   if (!efl_alive_get(obj)) return;
    sd->scr_minw = !!w;
    sd->scr_minh = !!h;