From 88cee48d1e0d1ec0db0e85a40c15e372ae064948 Mon Sep 17 00:00:00 2001
From: Xavier Lau <xavier@inv.cafe>
Date: Fri, 29 Jul 2022 06:27:26 +0800
Subject: [PATCH] Remove Useless Inherent Data Provider (#5750)

* Remove Useless Inherent Data Provider

* Remove Unused Deps
---
 polkadot/Cargo.lock              | 12 ------------
 polkadot/node/service/Cargo.toml |  1 -
 polkadot/node/service/src/lib.rs |  7 +------
 3 files changed, 1 insertion(+), 19 deletions(-)

diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 73cacb0ee4..31ee233290 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -7195,7 +7195,6 @@ dependencies = [
  "sc-consensus",
  "sc-consensus-babe",
  "sc-consensus-slots",
- "sc-consensus-uncles",
  "sc-executor",
  "sc-finality-grandpa",
  "sc-keystore",
@@ -8734,17 +8733,6 @@ dependencies = [
  "thiserror",
 ]
 
-[[package]]
-name = "sc-consensus-uncles"
-version = "0.10.0-dev"
-source = "git+https://github.com/paritytech/substrate?branch=master#fdfdc73f9e64dc47934b72eb9af3e1989e4ba699"
-dependencies = [
- "sc-client-api",
- "sp-authorship",
- "sp-runtime",
- "thiserror",
-]
-
 [[package]]
 name = "sc-executor"
 version = "0.10.0-dev"
diff --git a/polkadot/node/service/Cargo.toml b/polkadot/node/service/Cargo.toml
index 0a097de886..1649d6de9d 100644
--- a/polkadot/node/service/Cargo.toml
+++ b/polkadot/node/service/Cargo.toml
@@ -15,7 +15,6 @@ sc-block-builder = { git = "https://github.com/paritytech/substrate", branch = "
 sc-chain-spec = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-client-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-client-db = { git = "https://github.com/paritytech/substrate", branch = "master" }
-sc-consensus-uncles = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-consensus = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-consensus-slots = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-executor = { git = "https://github.com/paritytech/substrate", branch = "master" }
diff --git a/polkadot/node/service/src/lib.rs b/polkadot/node/service/src/lib.rs
index f199bbdbc0..a6ce2fa4ad 100644
--- a/polkadot/node/service/src/lib.rs
+++ b/polkadot/node/service/src/lib.rs
@@ -1125,11 +1125,6 @@ where
 						parent,
 					).await.map_err(|e| Box::new(e))?;
 
-					let uncles = sc_consensus_uncles::create_uncles_inherent_data_provider(
-						&*client_clone,
-						parent,
-					)?;
-
 					let timestamp = sp_timestamp::InherentDataProvider::from_system_time();
 
 					let slot =
@@ -1138,7 +1133,7 @@ where
 							slot_duration,
 						);
 
-					Ok((timestamp, slot, uncles, parachain))
+					Ok((timestamp, slot, parachain))
 				}
 			},
 			force_authoring,