Remove the timestamp pallet

It was needed for contracts, which has since been removed. We now no longer
need it.

Cargo.lock

@@ -7262,7 +7262,6 @@ dependencies = [
  "sp-keystore",
  "sp-runtime",
  "sp-tendermint",
- "sp-timestamp",
  "substrate-build-script-utils",
  "substrate-frame-rpc-system",
  "validator-sets-pallet",
@@ -7313,7 +7312,6 @@ dependencies = [
  "pallet-balances",
  "pallet-session",
  "pallet-tendermint",
- "pallet-timestamp",
  "pallet-transaction-payment",
  "pallet-transaction-payment-rpc-runtime-api",
  "parity-scale-codec",

substrate/node/Cargo.toml

@@ -27,7 +27,6 @@ sp-application-crypto = { git = "https://github.com/serai-dex/substrate" }
 sp-keystore = { git = "https://github.com/serai-dex/substrate" }
 sp-keyring = { git = "https://github.com/serai-dex/substrate" }
 sp-inherents = { git = "https://github.com/serai-dex/substrate" }
-sp-timestamp = { git = "https://github.com/serai-dex/substrate" }
 sp-runtime = { git = "https://github.com/serai-dex/substrate" }
 sp-blockchain = { git = "https://github.com/serai-dex/substrate" }
 sp-api = { git = "https://github.com/serai-dex/substrate" }

substrate/node/src/command_helper.rs

@@ -1,8 +1,8 @@
-use std::{sync::Arc, time::Duration};
+use std::sync::Arc;
 
 use sp_core::{Encode, Pair};
 use sp_keyring::Sr25519Keyring;
-use sp_inherents::{InherentData, InherentDataProvider};
+use sp_inherents::InherentData;
 
 use sp_runtime::OpaqueExtrinsic;
 
@@ -87,11 +87,5 @@ pub fn create_benchmark_extrinsic(
 }
 
 pub fn inherent_benchmark_data() -> Result<InherentData> {
-  let mut inherent_data = InherentData::new();
-  futures::executor::block_on(
-    sp_timestamp::InherentDataProvider::new(Duration::from_millis(0).into())
-      .provide_inherent_data(&mut inherent_data),
-  )
-  .map_err(|e| format!("creating inherent data: {e:?}"))?;
-  Ok(inherent_data)
+  Ok(InherentData::new())
 }

substrate/node/src/service.rs

@@ -57,13 +57,13 @@ impl NativeExecutionDispatch for ExecutorDispatch {
 pub struct Cidp;
 #[async_trait::async_trait]
 impl CreateInherentDataProviders<Block, ()> for Cidp {
-  type InherentDataProviders = (sp_timestamp::InherentDataProvider,);
+  type InherentDataProviders = ();
   async fn create_inherent_data_providers(
     &self,
     _: <Block as BlockTrait>::Hash,
     _: (),
   ) -> Result<Self::InherentDataProviders, Box<dyn Send + Sync + Error>> {
-    Ok((sp_timestamp::InherentDataProvider::from_system_time(),))
+    Ok(())
   }
 }
 

substrate/runtime/Cargo.toml

@@ -36,7 +36,6 @@ frame-support = { git = "https://github.com/serai-dex/substrate", default-featur
 frame-executive = { git = "https://github.com/serai-dex/substrate", default-features = false }
 frame-benchmarking = { git = "https://github.com/serai-dex/substrate", default-features = false, optional = true }
 
-pallet-timestamp = { git = "https://github.com/serai-dex/substrate", default-features = false }
 pallet-balances = { git = "https://github.com/serai-dex/substrate", default-features = false }
 pallet-transaction-payment = { git = "https://github.com/serai-dex/substrate", default-features = false }
 
@@ -73,7 +72,6 @@ std = [
   "frame-support/std",
   "frame-executive/std",
 
-  "pallet-timestamp/std",
   "pallet-balances/std",
   "pallet-transaction-payment/std",
 
@@ -94,7 +92,6 @@ runtime-benchmarks = [
   "frame-support/runtime-benchmarks",
   "frame-benchmarking/runtime-benchmarks",
 
-  "pallet-timestamp/runtime-benchmarks",
   "pallet-balances/runtime-benchmarks",
 
   "pallet-tendermint/runtime-benchmarks",

substrate/runtime/src/lib.rs

@@ -28,7 +28,6 @@ use frame_support::{
 };
 pub use frame_system::Call as SystemCall;
 
-pub use pallet_timestamp::Call as TimestampCall;
 pub use pallet_balances::Call as BalancesCall;
 use pallet_transaction_payment::CurrencyAdapter;
 
@@ -162,13 +161,6 @@ impl frame_system::Config for Runtime {
   type MaxConsumers = frame_support::traits::ConstU32<16>;
 }
 
-impl pallet_timestamp::Config for Runtime {
-  type Moment = u64;
-  type OnTimestampSet = ();
-  type MinimumPeriod = ConstU64<{ TARGET_BLOCK_TIME / 2 }>;
-  type WeightInfo = ();
-}
-
 impl pallet_balances::Config for Runtime {
   type MaxLocks = ConstU32<50>;
   type MaxReserves = ();
@@ -249,7 +241,6 @@ construct_runtime!(
     UncheckedExtrinsic = UncheckedExtrinsic
   {
     System: frame_system,
-    Timestamp: pallet_timestamp,
     Balances: pallet_balances,
     TransactionPayment: pallet_transaction_payment,
 
@@ -269,7 +260,6 @@ mod benches {
     [frame_benchmarking, BaselineBench::<Runtime>]
     [frame_system, SystemBench::<Runtime>]
     [pallet_balances, Balances]
-    [pallet_timestamp, Timestamp]
   );
 }