migrate pallet-bounties to use umbrella crate

substrate/frame/bounties/Cargo.toml

@@ -19,15 +19,10 @@ targets = ["x86_64-unknown-linux-gnu"]
 codec = { features = [
 	"derive",
 ], workspace = true }
-frame-benchmarking = { optional = true, workspace = true }
-frame-support = { workspace = true }
-frame-system = { workspace = true }
+frame = { workspace = true, features = [ "experimental", "runtime"]}
 log = { workspace = true }
 pallet-treasury = { workspace = true }
 scale-info = { features = ["derive"], workspace = true }
-sp-core = { workspace = true }
-sp-io = { workspace = true }
-sp-runtime = { workspace = true }
 
 [dev-dependencies]
 pallet-balances = { workspace = true, default-features = true }
@@ -36,29 +31,18 @@ pallet-balances = { workspace = true, default-features = true }
 default = ["std"]
 std = [
 	"codec/std",
-	"frame-benchmarking?/std",
-	"frame-support/std",
-	"frame-system/std",
+	"frame/std",
 	"log/std",
 	"pallet-balances/std",
 	"pallet-treasury/std",
 	"scale-info/std",
-	"sp-core/std",
-	"sp-io/std",
-	"sp-runtime/std",
 ]
 runtime-benchmarks = [
-	"frame-benchmarking/runtime-benchmarks",
-	"frame-support/runtime-benchmarks",
-	"frame-system/runtime-benchmarks",
 	"pallet-balances/runtime-benchmarks",
 	"pallet-treasury/runtime-benchmarks",
-	"sp-runtime/runtime-benchmarks",
 ]
 try-runtime = [
-	"frame-support/try-runtime",
-	"frame-system/try-runtime",
+	"frame/try-runtime",
 	"pallet-balances/try-runtime",
 	"pallet-treasury/try-runtime",
-	"sp-runtime/try-runtime",
 ]

substrate/frame/bounties/src/benchmarking.rs

@@ -20,11 +20,7 @@
 use super::*;
 
 use alloc::{vec, vec::Vec};
-use frame_benchmarking::v1::{
-	account, benchmarks_instance_pallet, whitelisted_caller, BenchmarkError,
-};
-use frame_system::{pallet_prelude::BlockNumberFor as SystemBlockNumberFor, RawOrigin};
-use sp_runtime::traits::{BlockNumberProvider, Bounded};
+use frame::benchmarking::prelude::*;
 
 use crate::Pallet as Bounties;
 use pallet_treasury::Pallet as Treasury;

substrate/frame/bounties/src/lib.rs

@@ -94,21 +94,7 @@ extern crate alloc;
 
 use alloc::vec::Vec;
 
-use frame_support::traits::{
-	Currency, ExistenceRequirement::AllowDeath, Get, Imbalance, OnUnbalanced, ReservableCurrency,
-};
-
-use sp_runtime::{
-	traits::{AccountIdConversion, BadOrigin, BlockNumberProvider, Saturating, StaticLookup, Zero},
-	DispatchResult, Permill, RuntimeDebug,
-};
-
-use frame_support::{dispatch::DispatchResultWithPostInfo, traits::EnsureOrigin};
-
-use frame_support::pallet_prelude::*;
-use frame_system::pallet_prelude::{
-	ensure_signed, BlockNumberFor as SystemBlockNumberFor, OriginFor,
-};
+use frame::prelude::*;
 use scale_info::TypeInfo;
 pub use weights::WeightInfo;
 
@@ -201,7 +187,7 @@ pub trait ChildBountyManager<Balance> {
 	fn bounty_removed(bounty_id: BountyIndex);
 }
 
-#[frame_support::pallet]
+#[frame::pallet]
 pub mod pallet {
 	use super::*;
 

substrate/frame/bounties/src/migrations/v4.rs

@@ -16,16 +16,13 @@
 // limitations under the License.
 
 use core::str;
-use frame_support::{
-	storage::{generator::StorageValue, StoragePrefixedMap},
-	traits::{
-		Get, GetStorageVersion, PalletInfoAccess, StorageVersion,
-		STORAGE_VERSION_STORAGE_KEY_POSTFIX,
+use frame::{
+	deps::{
+		sp_core::hexdisplay::HexDisplay,
+		sp_io::{hashing::twox_128, storage},
 	},
-	weights::Weight,
+	testing_prelude::*,
 };
-use sp_core::hexdisplay::HexDisplay;
-use sp_io::{hashing::twox_128, storage};
 
 use crate as pallet_bounties;
 
@@ -66,31 +63,31 @@ pub fn migrate<
 
 	if on_chain_storage_version < 4 {
 		let storage_prefix = pallet_bounties::BountyCount::<T>::storage_prefix();
-		frame_support::storage::migration::move_storage_from_pallet(
+		migration::move_storage_from_pallet(
 			storage_prefix,
 			old_pallet_name.as_bytes(),
 			new_pallet_name.as_bytes(),
 		);
 		log_migration("migration", storage_prefix, old_pallet_name, new_pallet_name);
 
 		let storage_prefix = pallet_bounties::Bounties::<T>::storage_prefix();
-		frame_support::storage::migration::move_storage_from_pallet(
+		migration::move_storage_from_pallet(
 			storage_prefix,
 			old_pallet_name.as_bytes(),
 			new_pallet_name.as_bytes(),
 		);
 		log_migration("migration", storage_prefix, old_pallet_name, new_pallet_name);
 
 		let storage_prefix = pallet_bounties::BountyDescriptions::<T>::storage_prefix();
-		frame_support::storage::migration::move_storage_from_pallet(
+		migration::move_storage_from_pallet(
 			storage_prefix,
 			old_pallet_name.as_bytes(),
 			new_pallet_name.as_bytes(),
 		);
 		log_migration("migration", storage_prefix, old_pallet_name, new_pallet_name);
 
 		let storage_prefix = pallet_bounties::BountyApprovals::<T>::storage_prefix();
-		frame_support::storage::migration::move_storage_from_pallet(
+		migration::move_storage_from_pallet(
 			storage_prefix,
 			old_pallet_name.as_bytes(),
 			new_pallet_name.as_bytes(),
@@ -158,7 +155,7 @@ pub fn pre_migration<T: pallet_bounties::Config, P: GetStorageVersion + 'static,
 		),
 		"unexpected next_key({}) = {:?}",
 		new_pallet_name,
-		HexDisplay::from(&sp_io::storage::next_key(&new_pallet_prefix).unwrap()),
+		HexDisplay::from(&storage::next_key(&new_pallet_prefix).unwrap()),
 	);
 	assert!(<P as GetStorageVersion>::on_chain_storage_version() < 4);
 }

substrate/frame/bounties/src/tests.rs

@@ -22,31 +22,19 @@
 use super::*;
 use crate as pallet_bounties;
 
-use frame_support::{
-	assert_noop, assert_ok, derive_impl, parameter_types,
-	traits::{
-		tokens::{PayFromAccount, UnityAssetBalanceConversion},
-		ConstU32, ConstU64, OnInitialize,
-	},
-	PalletId,
-};
-
-use sp_runtime::{
-	traits::{BadOrigin, IdentityLookup},
-	BuildStorage, Perbill, Storage,
-};
+use frame::testing_prelude::*;
 
 use super::Event as BountiesEvent;
 
-type Block = frame_system::mocking::MockBlock<Test>;
+type Block = MockBlock<Test>;
 
 // This function directly jumps to a block number, and calls `on_initialize`.
 fn go_to_block(n: u64) {
 	<Test as pallet_treasury::Config>::BlockNumberProvider::set_block_number(n);
 	<Treasury as OnInitialize<u64>>::on_initialize(n);
 }
 
-frame_support::construct_runtime!(
+construct_runtime!(
 	pub enum Test
 	{
 		System: frame_system,
@@ -955,7 +943,7 @@ fn test_migration_v4() {
 
 	s.top = data.into_iter().collect();
 
-	sp_io::TestExternalities::new(s).execute_with(|| {
+	TestExternalities::new(s).execute_with(|| {
 		use frame_support::traits::PalletInfo;
 		let old_pallet_name = <Test as frame_system::Config>::PalletInfo::name::<Bounties>()
 			.expect("Bounties is part of runtime, so it has a name; qed");

substrate/frame/src/lib.rs

@@ -202,13 +202,23 @@ pub mod prelude {
 
 	/// Dispatch types from `frame-support`, other fundamental traits
 	#[doc(no_inline)]
-	pub use frame_support::dispatch::{GetDispatchInfo, PostDispatchInfo};
+	pub use frame_support::dispatch::{
+		DispatchResultWithPostInfo, GetDispatchInfo, PostDispatchInfo,
+	};
 	pub use frame_support::{
 		defensive, defensive_assert,
+		storage::{generator::StorageValue, StoragePrefixedMap, migration},
 		traits::{
-			Contains, EitherOf, EstimateNextSessionRotation, IsSubType, MapSuccess, NoOpPoll,
-			OnRuntimeUpgrade, OneSessionHandler, RankedMembers, RankedMembersSwapHandler,
+			tokens::{PayFromAccount, UnityAssetBalanceConversion},
+			Contains, Currency, EitherOf, EnsureOrigin, EstimateNextSessionRotation,
+			ExistenceRequirement::AllowDeath,
+			Get, GetStorageVersion, Imbalance, IsSubType, MapSuccess, NoOpPoll, OnRuntimeUpgrade,
+			OnUnbalanced, OneSessionHandler, PalletInfoAccess, RankedMembers,
+			RankedMembersSwapHandler, ReservableCurrency, StorageVersion,
+			STORAGE_VERSION_STORAGE_KEY_POSTFIX,
 		},
+		weights::Weight,
+		PalletId,
 	};
 
 	/// Pallet prelude of `frame-system`.
@@ -231,9 +241,13 @@ pub mod prelude {
 
 	/// Runtime traits
 	#[doc(no_inline)]
-	pub use sp_runtime::traits::{
-		BlockNumberProvider, Bounded, Convert, DispatchInfoOf, Dispatchable, ReduceBy,
-		ReplaceWithDefault, SaturatedConversion, Saturating, StaticLookup, TrailingZeroInput,
+	pub use sp_runtime::{
+		traits::{
+			AccountIdConversion, BadOrigin, BlockNumberProvider, Bounded, Convert, DispatchInfoOf,
+			Dispatchable, IdentityLookup, ReduceBy, ReplaceWithDefault, SaturatedConversion,
+			Saturating, StaticLookup, TrailingZeroInput, Zero,
+		},
+		BuildStorage, DispatchResult, Perbill, Permill, RuntimeDebug, Storage,
 	};
 	/// Other error/result types for runtime
 	#[doc(no_inline)]