Comanion for substrate#11136 (#5218)

* Comanion for substrate#11136

Signed-off-by: koushiro <koushiro.cqx@gmail.com>

* revert changes in bridge

Signed-off-by: koushiro <koushiro.cqx@gmail.com>

polkadot/runtime/parachains/src/builder.rs

@@ -35,7 +35,7 @@ use sp_runtime::{
 	traits::{Header as HeaderT, One, TrailingZeroInput, Zero},
 	RuntimeAppPublic,
 };
-use sp_std::{collections::btree_map::BTreeMap, convert::TryInto, prelude::Vec, vec};
+use sp_std::{collections::btree_map::BTreeMap, prelude::Vec, vec};
 
 fn mock_validation_code() -> ValidationCode {
 	ValidationCode(vec![1, 2, 3])

polkadot/runtime/parachains/src/paras/mod.rs

@@ -121,7 +121,7 @@ use sp_runtime::{
 	traits::{AppVerify, One},
 	DispatchResult, SaturatedConversion,
 };
-use sp_std::{cmp, convert::TryInto, mem, prelude::*};
+use sp_std::{cmp, mem, prelude::*};
 
 #[cfg(feature = "std")]
 use serde::{Deserialize, Serialize};

polkadot/runtime/parachains/src/scheduler.rs

@@ -42,7 +42,7 @@ use primitives::v2::{
 };
 use scale_info::TypeInfo;
 use sp_runtime::traits::{One, Saturating};
-use sp_std::{convert::TryInto, prelude::*};
+use sp_std::prelude::*;
 
 use crate::{configuration, initializer::SessionChangeNotification, paras};
 

polkadot/runtime/parachains/src/ump.rs

@@ -21,9 +21,7 @@ use crate::{
 use frame_support::{pallet_prelude::*, traits::EnsureOrigin};
 use frame_system::pallet_prelude::*;
 use primitives::v2::{Id as ParaId, UpwardMessage};
-use sp_std::{
-	collections::btree_map::BTreeMap, convert::TryFrom, fmt, marker::PhantomData, mem, prelude::*,
-};
+use sp_std::{collections::btree_map::BTreeMap, fmt, marker::PhantomData, mem, prelude::*};
 use xcm::latest::Outcome;
 
 pub use pallet::*;