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Remove unused code in runtime/polkadot/src/lib.rs (#7540)

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* remove SetStorageVersions runtime upgrade

* remove unused imports
This commit is contained in:
Liam Aharon
2023-08-10 15:29:43 +10:00
committed by GitHub
parent ebf29d7a65
commit 9d84998575
1 changed files with 0 additions and 23 deletions
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polkadot/runtime/polkadot/src/lib.rs
-23
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@@ -1488,35 +1488,12 @@ pub type Migrations = migrations::Unreleased;
#[allow(deprecated, missing_docs)]
pub mod migrations {
use super::*;
use frame_support::traits::{GetStorageVersion, OnRuntimeUpgrade, StorageVersion};
/// Unreleased migrations. Add new ones here:
pub type Unreleased = (
pallet_im_online::migration::v1::Migration<Runtime>,
parachains_configuration::migration::v7::MigrateToV7<Runtime>,
);
/// Migrations that set `StorageVersion`s we missed to set.
pub struct SetStorageVersions;
impl OnRuntimeUpgrade for SetStorageVersions {
fn on_runtime_upgrade() -> Weight {
// `Referenda` pallet was added on chain after the migration to version `1` was added.
// Thus, it never required the migration and we just missed to set the correct `StorageVersion`.
let storage_version = Referenda::on_chain_storage_version();
if storage_version < 1 {
StorageVersion::new(1).put::<Referenda>();
}
// Was missed as part of: `runtime_common::session::migration::ClearOldSessionStorage<Runtime>`.
let storage_version = Historical::on_chain_storage_version();
if storage_version < 1 {
StorageVersion::new(1).put::<Historical>();
}
RocksDbWeight::get().reads_writes(2, 2)
}
}
}
/// Unchecked extrinsic type as expected by this runtime.