hist_entry__has_hierarchy_children
else if (unfold && !hist_entry__has_hierarchy_children(he, browser->min_pcnt)) {
if (!hist_entry__has_hierarchy_children(he, min_pcnt)) {
if (!h->leaf && !hist_entry__has_hierarchy_children(h, min_pcnt)) {
bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);