Function solana_core::window_service::should_retransmit_and_persist

pub fn should_retransmit_and_persist(
    shred: &Shred, 
    bank: Option<Arc<Bank>>, 
    leader_schedule_cache: &Arc<LeaderScheduleCache>, 
    my_pubkey: &Pubkey, 
    root: u64, 
    shred_version: u16
) -> bool

drop shreds that are from myself or not from the correct leader for the shred's slot