Remove WeightToFee (#1713)

* Remove WeightToFee

* Remove leftover

bridges/primitives/chain-bridge-hub-cumulus/src/lib.rs

@@ -27,7 +27,7 @@ use frame_support::{
 	dispatch::DispatchClass,
 	parameter_types,
 	sp_runtime::{MultiAddress, MultiSigner},
-	weights::{constants, WeightToFeeCoefficient, WeightToFeeCoefficients, WeightToFeePolynomial},
+	weights::constants,
 };
 use frame_system::limits;
 
@@ -80,25 +80,6 @@ parameter_types! {
 		.build_or_panic();
 }
 
-/// [`WeightToFee`] should reflect cumulus/bridge-hub-* [`WeightToFee`]
-pub struct WeightToFee;
-impl WeightToFeePolynomial for WeightToFee {
-	type Balance = Balance;
-	fn polynomial() -> WeightToFeeCoefficients<Self::Balance> {
-		pub const CENTS: Balance = polkadot_runtime_constants::currency::CENTS;
-
-		// In BridgeHub, we map the extrinsic base weight to 1/100 CENT.
-		let p = CENTS;
-		let q = 100 * Balance::from(constants::ExtrinsicBaseWeight::get().ref_time());
-		smallvec::smallvec![WeightToFeeCoefficient {
-			degree: 1,
-			negative: false,
-			coeff_frac: Perbill::from_rational(p % q, q),
-			coeff_integer: p / q,
-		}]
-	}
-}
-
 /// Public key of the chain account that may be used to verify signatures.
 pub type AccountSigner = MultiSigner;
 

bridges/relays/bin-substrate/src/cli/relay_headers_and_messages/parachain_to_parachain.rs

@@ -14,8 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity Bridges Common.  If not, see <http://www.gnu.org/licenses/>.
 
-#![allow(unused_macros)] // TODO (https://github.com/paritytech/parity-bridges-common/issues/1629): remove me
-
 use async_trait::async_trait;
 use std::sync::Arc;
 

bridges/relays/client-bridge-hub-rococo/src/lib.rs

@@ -136,7 +136,6 @@ impl ChainWithMessages for BridgeHubRococo {
 	const MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX: MessageNonce =
 		bp_bridge_hub_rococo::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX;
 
-	type WeightToFee = bp_bridge_hub_rococo::WeightToFee;
 	// TODO: fix (https://github.com/paritytech/parity-bridges-common/issues/1640)
 	type WeightInfo = ();
 }

bridges/relays/client-bridge-hub-wococo/src/lib.rs

@@ -136,7 +136,6 @@ impl ChainWithMessages for BridgeHubWococo {
 	const MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX: MessageNonce =
 		bp_bridge_hub_wococo::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX;
 
-	type WeightToFee = bp_bridge_hub_wococo::WeightToFee;
 	// TODO: fix (https://github.com/paritytech/parity-bridges-common/issues/1640)
 	type WeightInfo = ();
 }

bridges/relays/client-millau/src/lib.rs

@@ -69,7 +69,6 @@ impl ChainWithMessages for Millau {
 		bp_millau::MAX_UNREWARDED_RELAYERS_IN_CONFIRMATION_TX;
 	const MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX: MessageNonce =
 		bp_millau::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX;
-	type WeightToFee = bp_millau::WeightToFee;
 	type WeightInfo = ();
 }
 

bridges/relays/client-rialto-parachain/src/lib.rs

@@ -89,7 +89,6 @@ impl ChainWithMessages for RialtoParachain {
 		bp_rialto_parachain::MAX_UNREWARDED_RELAYERS_IN_CONFIRMATION_TX;
 	const MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX: MessageNonce =
 		bp_rialto_parachain::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX;
-	type WeightToFee = bp_rialto_parachain::WeightToFee;
 	type WeightInfo = ();
 }
 

bridges/relays/client-rialto/src/lib.rs

@@ -88,7 +88,6 @@ impl ChainWithMessages for Rialto {
 		bp_rialto::MAX_UNREWARDED_RELAYERS_IN_CONFIRMATION_TX;
 	const MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX: MessageNonce =
 		bp_rialto::MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX;
-	type WeightToFee = bp_rialto::WeightToFee;
 	type WeightInfo = ();
 }
 

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

@@ -19,7 +19,6 @@ use bp_runtime::{
 	Chain as ChainBase, EncodedOrDecodedCall, HashOf, TransactionEra, TransactionEraOf,
 };
 use codec::{Codec, Encode};
-use frame_support::weights::WeightToFee;
 use jsonrpsee::core::{DeserializeOwned, Serialize};
 use num_traits::Zero;
 use sc_transaction_pool_api::TransactionStatus;
@@ -111,16 +110,12 @@ pub trait ChainWithMessages: Chain {
 	/// `ChainWithMessages`.
 	const MAX_UNCONFIRMED_MESSAGES_IN_CONFIRMATION_TX: MessageNonce;
 
-	/// Type that is used by the chain, to convert from weight to fee.
-	type WeightToFee: WeightToFee<Balance = Self::Balance>;
 	/// Weights of message pallet calls.
 	type WeightInfo: pallet_bridge_messages::WeightInfoExt;
 }
 
 /// Call type used by the chain.
 pub type CallOf<C> = <C as Chain>::Call;
-/// Weight-to-Fee type used by the chain.
-pub type WeightToFeeOf<C> = <C as ChainWithMessages>::WeightToFee;
 /// Transaction status of the chain.
 pub type TransactionStatusOf<C> = TransactionStatus<HashOf<C>, HashOf<C>>;
 

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

@@ -35,7 +35,7 @@ pub use crate::{
 	chain::{
 		AccountKeyPairOf, BlockWithJustification, CallOf, Chain, ChainWithBalances,
 		ChainWithGrandpa, ChainWithMessages, ChainWithTransactions, RelayChain, SignParam,
-		TransactionStatusOf, UnsignedTransaction, WeightToFeeOf,
+		TransactionStatusOf, UnsignedTransaction,
 	},
 	client::{ChainRuntimeVersion, Client, OpaqueGrandpaAuthoritiesSet, Subscription},
 	error::{Error, Result},