remove commented code

pallets/subtensor/src/migration.rs

@@ -603,53 +603,3 @@ pub fn migrate_populate_staking_hotkeys<T: Config>() -> Weight {
         Weight::zero()
     }
 }
-
-const LOG_TARGET_6: &str = "swapdelegate";
-
-// const ALREADY_SWAPPED_COLDKEYS = [];
-
-// pub fn migrate_to_v6_swap_delegate_stake_also<T: Config>() -> Weight {
-//     let new_storage_version = 6;
-
-//     // Check storage version
-//     let mut weight = T::DbWeight::get().reads(1);
-
-//     // Grab current version
-//     let onchain_version = Pallet::<T>::on_chain_storage_version();
-
-//     // Only runs if we haven't already updated version past above new_storage_version.
-//     if onchain_version < new_storage_version {
-//         info!(target: LOG_TARGET_6, ">>> Swapping delegate stake for an already-swapped coldkey {:?}", onchain_version);
-
-// 		for (old_coldkey, _) in ColdkeyArbitrationBlock::<T>::iter() {
-// 			// Get new coldkey
-// 			let new_coldkey = ALREADY_SWAPPED_COLDKEYS.find(|x| x.0 == old_coldkey);
-// 			// Grab hotkeys
-// 			let staking_hotkeys = StakingHotkeys::<T>::get(&old_coldkey);
-// 			// Iterate over hotkeys
-// 			for hotkey in staking_hotkeys {
-// 				// Get the stake
-// 				let stake = Stake::<T>::get(&hotkey, &old_coldkey);
-// 				Stake::<T>::remove(&hotkey, &old_coldkey);
-
-// 				let old_stake = Stake::<T>::get(&hotkey, &new_coldkey);
-// 				// Add the stake to the new coldkey
-// 				Stake::<T>::insert(&hotkey, &new_coldkey, stake.saturating_add(old_stake));
-// 				weight.saturating_accrue(T::DbWeight::get().reads_writes(2, 2));
-// 			}
-
-// 			StakingHotkeys::<T>::remove(&old_coldkey);
-// 			weight.saturating_accrue(T::DbWeight::get().reads_writes(1, 1));
-// 		}
-
-//         // Update storage version.
-//         StorageVersion::new(new_storage_version).put::<Pallet<T>>(); // Update to version so we don't run this again.
-//                                                                      // One write to storage version
-//         weight.saturating_accrue(T::DbWeight::get().writes(1));
-
-//         weight
-//     } else {
-//         info!(target: LOG_TARGET_6, "Migration to v6 already done!");
-//         Weight::zero()
-//     }
-// }