Refactor sr_primitives. (#3214)

* refactor sr_primitives.

* Fix try build error.

* Line-width

* Ui test.

* Final fixes.

* Fix build again.

* bring back ui test.

* Fix unsigned import.

* Another ui fix.

* Also refactor substrate-primitives

* Fix benchmarks.

* Fix doc test.

* fix doc tests

substrate/core/offchain/src/api.rs

@@ -15,9 +15,9 @@
 // along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
 
 use std::{
-	str::FromStr, 
-	sync::Arc, 
-	convert::{TryFrom, TryInto}, 
+	str::FromStr,
+	sync::Arc,
+	convert::{TryFrom, TryInto},
 	time::{SystemTime, Duration},
 	thread::sleep,
 };
@@ -36,7 +36,7 @@ use primitives::offchain::{
 };
 use primitives::crypto::{Pair, Public, Protected};
 use primitives::{ed25519, sr25519};
-use runtime_primitives::{
+use sr_primitives::{
 	generic::BlockId,
 	traits::{self, Extrinsic},
 };
@@ -569,7 +569,7 @@ impl<A: ChainApi> AsyncApi<A> {
 mod tests {
 	use super::*;
 	use std::convert::TryFrom;
-	use runtime_primitives::traits::Zero;
+	use sr_primitives::traits::Zero;
 	use client_db::offchain::LocalStorage;
 	use crate::tests::TestProvider;
 	use network::PeerId;
@@ -602,14 +602,14 @@ mod tests {
 	#[test]
 	fn should_get_timestamp() {
 		let mut api = offchain_api().0;
-		
+
 		// Get timestamp from std.
 		let now = SystemTime::now();
 		let d: u64 = now.duration_since(SystemTime::UNIX_EPOCH).unwrap().as_millis().try_into().unwrap();
 
 		// Get timestamp from offchain api.
 		let timestamp = api.timestamp();
-		
+
 		// Compare.
 		assert!(timestamp.unix_millis() > 0);
 		assert_eq!(timestamp.unix_millis(), d);
@@ -627,7 +627,7 @@ mod tests {
 		// Act.
 		api.sleep_until(deadline);
 		let new_now = api.timestamp();
-		
+
 		// Assert.
 		// The diff could be more than the sleep duration.
 		assert!(new_now.unix_millis() - 100 >= now.unix_millis());