allow to specify schedule time as a relative value (#6578)

* allow to specify schedule time as a relative value

* bump version

* line width

* fix benchmarks

* rename and updates

Author: xlc

src/benchmarking.rs

@@ -22,7 +22,7 @@ use super::*;
 use frame_benchmarking::{benchmarks, account};
 use frame_support::{
 	IterableStorageMap,
-	traits::{Currency, Get, EnsureOrigin, OnInitialize, UnfilteredDispatchable},
+	traits::{Currency, Get, EnsureOrigin, OnInitialize, UnfilteredDispatchable, schedule::DispatchTime},
 };
 use frame_system::{RawOrigin, Module as System, self, EventRecord};
 use sp_runtime::traits::{Bounded, One};
@@ -76,7 +76,7 @@ fn add_referendum<T: Trait>(n: u32) -> Result<ReferendumIndex, &'static str> {
 	let referendum_index: ReferendumIndex = ReferendumCount::get() - 1;
 	T::Scheduler::schedule_named(
 		(DEMOCRACY_ID, referendum_index).encode(),
-		1.into(),
+		DispatchTime::At(1.into()),
 		None,
 		63,
 		system::RawOrigin::Root.into(),

src/lib.rs

@@ -163,7 +163,7 @@ use frame_support::{
 	weights::{Weight, DispatchClass},
 	traits::{
 		Currency, ReservableCurrency, LockableCurrency, WithdrawReason, LockIdentifier, Get,
-		OnUnbalanced, BalanceStatus, schedule::Named as ScheduleNamed, EnsureOrigin
+		OnUnbalanced, BalanceStatus, schedule::{Named as ScheduleNamed, DispatchTime}, EnsureOrigin
 	},
 	dispatch::DispatchResultWithPostInfo,
 };
@@ -1688,7 +1688,7 @@ impl<T: Trait> Module<T> {
 
 				if T::Scheduler::schedule_named(
 					(DEMOCRACY_ID, index).encode(),
-					when,
+					DispatchTime::At(when),
 					None,
 					63,
 					system::RawOrigin::Root.into(),