From df4ea90b39c808e858e05f3b4bb05fc29f812d26 Mon Sep 17 00:00:00 2001
From: Scott McMurray <scottmcm@users.noreply.github.com>
Date: Sat, 9 Mar 2019 19:10:28 -0800
Subject: Use lifetime contravariance to elide more lifetimes in core+alloc+std

---
 src/libstd/sys/cloudabi/shims/net.rs | 4 ++--
 src/libstd/sys/redox/net/mod.rs      | 2 +-
 src/libstd/sys/sgx/net.rs            | 4 ++--
 src/libstd/sys/unix/l4re.rs          | 4 ++--
 src/libstd/sys/wasm/net.rs           | 4 ++--
 5 files changed, 9 insertions(+), 9 deletions(-)

(limited to 'src/libstd/sys')

diff --git a/src/libstd/sys/cloudabi/shims/net.rs b/src/libstd/sys/cloudabi/shims/net.rs
index 50d72dc7b24..6d2a4962ab4 100644
--- a/src/libstd/sys/cloudabi/shims/net.rs
+++ b/src/libstd/sys/cloudabi/shims/net.rs
@@ -297,10 +297,10 @@ impl Iterator for LookupHost {
     }
 }
 
-impl<'a> TryFrom<&'a str> for LookupHost {
+impl TryFrom<&str> for LookupHost {
     type Error = io::Error;
 
-    fn try_from(_v: &'a str) -> io::Result<LookupHost> {
+    fn try_from(_v: &str) -> io::Result<LookupHost> {
         unsupported()
     }
 }
diff --git a/src/libstd/sys/redox/net/mod.rs b/src/libstd/sys/redox/net/mod.rs
index a172763f613..dbaa140ed8a 100644
--- a/src/libstd/sys/redox/net/mod.rs
+++ b/src/libstd/sys/redox/net/mod.rs
@@ -35,7 +35,7 @@ impl Iterator for LookupHost {
     }
 }
 
-impl<'a> TryFrom<&'a str> for LookupHost {
+impl TryFrom<&str> for LookupHost {
     type Error = io::Error;
 
     fn try_from(s: &str) -> io::Result<LookupHost> {
diff --git a/src/libstd/sys/sgx/net.rs b/src/libstd/sys/sgx/net.rs
index ab8b2681393..e5e42e3d0b0 100644
--- a/src/libstd/sys/sgx/net.rs
+++ b/src/libstd/sys/sgx/net.rs
@@ -420,10 +420,10 @@ impl Iterator for LookupHost {
     }
 }
 
-impl<'a> TryFrom<&'a str> for LookupHost {
+impl TryFrom<&str> for LookupHost {
     type Error = io::Error;
 
-    fn try_from(v: &'a str) -> io::Result<LookupHost> {
+    fn try_from(v: &str) -> io::Result<LookupHost> {
         LookupHost::new(v.to_owned())
     }
 }
diff --git a/src/libstd/sys/unix/l4re.rs b/src/libstd/sys/unix/l4re.rs
index b6e8cc73894..b9e725371a3 100644
--- a/src/libstd/sys/unix/l4re.rs
+++ b/src/libstd/sys/unix/l4re.rs
@@ -447,10 +447,10 @@ pub mod net {
     unsafe impl Send for LookupHost {}
 
 
-    impl<'a> TryFrom<&'a str> for LookupHost {
+    impl TryFrom<&str> for LookupHost {
         type Error = io::Error;
 
-        fn try_from(_v: &'a str) -> io::Result<LookupHost> {
+        fn try_from(_v: &str) -> io::Result<LookupHost> {
             unimpl!();
         }
     }
diff --git a/src/libstd/sys/wasm/net.rs b/src/libstd/sys/wasm/net.rs
index 1249832fb09..a2ea2dfbbc0 100644
--- a/src/libstd/sys/wasm/net.rs
+++ b/src/libstd/sys/wasm/net.rs
@@ -298,10 +298,10 @@ impl Iterator for LookupHost {
     }
 }
 
-impl<'a> TryFrom<&'a str> for LookupHost {
+impl TryFrom<&str> for LookupHost {
     type Error = io::Error;
 
-    fn try_from(_v: &'a str) -> io::Result<LookupHost> {
+    fn try_from(_v: &str) -> io::Result<LookupHost> {
         unsupported()
     }
 }
-- 
cgit 1.4.1-3-g733a5