Update wasm.

substrate/polkadot/api/src/lib.rs

@@ -17,7 +17,7 @@
 //! Strongly typed API for Polkadot based around the locally-compiled native
 //! runtime.
 
-extern crate polkadot_executor as polkadot_executor;
+extern crate polkadot_executor;
 extern crate polkadot_runtime;
 extern crate polkadot_primitives as primitives;
 extern crate substrate_client as client;

substrate/substrate/runtime-support/src/storage.rs

@@ -322,7 +322,6 @@ pub mod unhashed {
 #[cfg(test)]
 mod tests {
 	use super::*;
-	use primitives::hexdisplay;
 	use runtime_io::{twox_128, TestExternalities, with_externalities};
 
 	#[test]