Fix warnings: other

accounts/ethkey/src/crypto.rs

@@ -14,6 +14,8 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity Ethereum.  If not, see <http://www.gnu.org/licenses/>.
 
+#![allow(deprecated)]
+
 use parity_crypto::error::SymmError;
 use secp256k1;
 use std::io;

miner/stratum/src/traits.rs

@@ -16,7 +16,7 @@
 
 use ethereum_types::H256;
 use jsonrpc_tcp_server::PushMessageError;
-use std::{self, error::Error as StdError};
+use std;
 
 #[derive(Debug, Clone)]
 pub enum Error {
@@ -29,7 +29,7 @@ pub enum Error {
 
 impl From<std::io::Error> for Error {
     fn from(err: std::io::Error) -> Self {
-        Error::Io(err.description().to_owned())
+        Error::Io(err.to_string())
     }
 }
 

updater/hash-fetch/src/urlhint.rs

@@ -214,7 +214,7 @@ fn guess_mime_type(url: &str) -> Option<Mime> {
         }
     }
     url.and_then(|url| url.split('.').last())
-        .and_then(|extension| mime_guess::get_mime_type_opt(extension))
+        .and_then(|extension| mime_guess::from_ext(extension).first())
 }
 
 #[cfg(test)]