// out : success (0) and height
int ProcessList_remove(ProcessList *Process_List, guint pid, LttTime *birth);
// out : success (0) and height
int ProcessList_remove(ProcessList *Process_List, guint pid, LttTime *birth);
// Returns 0 on success
gint ProcessList_get_process_pixels(ProcessList *Process_List,
guint pid, LttTime *birth,
// Returns 0 on success
gint ProcessList_get_process_pixels(ProcessList *Process_List,
guint pid, LttTime *birth,