Comanion for substrate#11136 (#5218)

* Comanion for substrate#11136

Signed-off-by: koushiro <koushiro.cqx@gmail.com>

* revert changes in bridge

Signed-off-by: koushiro <koushiro.cqx@gmail.com>

polkadot/bridges/relays/bin-substrate/src/cli/mod.rs

@@ -16,8 +16,6 @@
 
 //! Deal with CLI args of substrate-to-substrate relay.
 
-use std::convert::TryInto;
-
 use codec::{Decode, Encode};
 use relay_substrate_client::ChainRuntimeVersion;
 use sp_runtime::app_crypto::Ss58Codec;

polkadot/bridges/relays/bin-substrate/src/cli/reinit_bridge.rs

@@ -36,7 +36,6 @@ use relay_substrate_client::{
 	SyncHeader, TransactionEra, TransactionSignScheme, UnsignedTransaction,
 };
 use sp_core::{Bytes, Pair};
-use std::convert::{TryFrom, TryInto};
 use structopt::StructOpt;
 use strum::{EnumString, EnumVariantNames, VariantNames};
 use substrate_relay_helper::{

polkadot/bridges/relays/client-substrate/src/client.rs

@@ -47,7 +47,7 @@ use sp_runtime::{
 };
 use sp_trie::StorageProof;
 use sp_version::RuntimeVersion;
-use std::{convert::TryFrom, future::Future};
+use std::future::Future;
 
 const SUB_API_GRANDPA_AUTHORITIES: &str = "GrandpaApi_grandpa_authorities";
 const SUB_API_TXPOOL_VALIDATE_TRANSACTION: &str = "TaggedTransactionQueue_validate_transaction";

polkadot/bridges/relays/lib-substrate-relay/src/messages_lane.rs

@@ -40,7 +40,7 @@ use relay_substrate_client::{
 };
 use relay_utils::metrics::MetricsParams;
 use sp_core::Pair;
-use std::{convert::TryFrom, fmt::Debug, marker::PhantomData};
+use std::{fmt::Debug, marker::PhantomData};
 
 /// Substrate -> Substrate messages synchronization pipeline.
 pub trait SubstrateMessageLane: 'static + Clone + Debug + Send + Sync {

polkadot/bridges/relays/lib-substrate-relay/src/messages_metrics.rs

@@ -32,7 +32,7 @@ use relay_utils::metrics::{
 };
 use sp_core::storage::StorageData;
 use sp_runtime::{FixedPointNumber, FixedU128};
-use std::{convert::TryFrom, fmt::Debug, marker::PhantomData};
+use std::{fmt::Debug, marker::PhantomData};
 
 /// Name of the `NextFeeMultiplier` storage value within the transaction payment pallet.
 const NEXT_FEE_MULTIPLIER_VALUE_NAME: &str = "NextFeeMultiplier";

polkadot/bridges/relays/lib-substrate-relay/src/messages_target.rs

@@ -49,7 +49,7 @@ use relay_substrate_client::{
 use relay_utils::{relay_loop::Client as RelayClient, HeaderId};
 use sp_core::{Bytes, Pair};
 use sp_runtime::{traits::Saturating, FixedPointNumber, FixedU128};
-use std::{collections::VecDeque, convert::TryFrom, ops::RangeInclusive};
+use std::{collections::VecDeque, ops::RangeInclusive};
 
 /// Message receiving proof returned by the target Substrate node.
 pub type SubstrateMessagesDeliveryProof<C> =