From 8722f9374ca8d61ceabf593f878a7e906cc8167d Mon Sep 17 00:00:00 2001
From: Nikolay Volf <nikvolf@gmail.com>
Date: Thu, 16 Apr 2020 23:58:16 +0300
Subject: [PATCH] Companion PR for 5023 (#939)

* add extension registrations

* update to latest

* merge&update
# Conflicts:
#	Cargo.lock
---
 parachain/src/wasm_executor/mod.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/parachain/src/wasm_executor/mod.rs b/parachain/src/wasm_executor/mod.rs
index e98f9177050e..1c57a6dfd200 100644
--- a/parachain/src/wasm_executor/mod.rs
+++ b/parachain/src/wasm_executor/mod.rs
@@ -259,4 +259,19 @@ impl sp_externalities::ExtensionStore for ValidationExternalities {
 			None
 		}
 	}
+
+	fn register_extension_with_type_id(
+		&mut self,
+		_type_id: TypeId,
+		_extension: Box<dyn sp_externalities::Extension>,
+	) -> Result<(), sp_externalities::Error> {
+		panic!("register_extension_with_type_id: unsupported feature for parachain validation")
+	}
+
+	fn deregister_extension_by_type_id(
+		&mut self,
+		_type_id: TypeId,
+	) -> Result<(), sp_externalities::Error> {
+		panic!("deregister_extension_by_type_id: unsupported feature for parachain validation")
+	}
 }