Auto merge of #25136 - alexcrichton:drop-the-two, r=aturon

* Remove the 2-suffix from some modules
* Remove some unused files
* Remove double-boxing for `ReentrantMutex`

Author: bors

src/libstd/fs.rs

@@ -23,7 +23,7 @@ use fmt;
 use ffi::OsString;
 use io::{self, Error, ErrorKind, SeekFrom, Seek, Read, Write};
 use path::{Path, PathBuf};
-use sys::fs2 as fs_imp;
+use sys::fs as fs_imp;
 use sys_common::{AsInnerMut, FromInner, AsInner};
 use vec::Vec;
 

src/libstd/net/mod.rs

@@ -15,7 +15,7 @@
 use prelude::v1::*;
 
 use io::{self, Error, ErrorKind};
-use sys_common::net2 as net_imp;
+use sys_common::net as net_imp;
 
 pub use self::ip::{IpAddr, Ipv4Addr, Ipv6Addr, Ipv6MulticastScope};
 pub use self::addr::{SocketAddr, SocketAddrV4, SocketAddrV6, ToSocketAddrs};

src/libstd/net/tcp.rs

@@ -17,7 +17,7 @@ use io::prelude::*;
 use fmt;
 use io;
 use net::{ToSocketAddrs, SocketAddr, Shutdown};
-use sys_common::net2 as net_imp;
+use sys_common::net as net_imp;
 use sys_common::{AsInner, FromInner};
 
 /// A structure which represents a TCP stream between a local socket and a

src/libstd/net/udp.rs

@@ -16,7 +16,7 @@ use prelude::v1::*;
 use fmt;
 use io::{self, Error, ErrorKind};
 use net::{ToSocketAddrs, SocketAddr, IpAddr};
-use sys_common::net2 as net_imp;
+use sys_common::net as net_imp;
 use sys_common::{AsInner, FromInner};
 
 /// A User Datagram Protocol socket.

src/libstd/os/android/mod.rs

@@ -15,5 +15,5 @@
 pub mod raw;
 
 pub mod fs {
-    pub use sys::fs2::MetadataExt;
+    pub use sys::fs::MetadataExt;
 }

src/libstd/os/bitrig/mod.rs

@@ -15,5 +15,5 @@
 pub mod raw;
 
 pub mod fs {
-    pub use sys::fs2::MetadataExt;
+    pub use sys::fs::MetadataExt;
 }

src/libstd/os/dragonfly/mod.rs

@@ -15,5 +15,5 @@
 pub mod raw;
 
 pub mod fs {
-    pub use sys::fs2::MetadataExt;
+    pub use sys::fs::MetadataExt;
 }

src/libstd/os/freebsd/mod.rs

@@ -15,5 +15,5 @@
 pub mod raw;
 
 pub mod fs {
-    pub use sys::fs2::MetadataExt;
+    pub use sys::fs::MetadataExt;
 }

src/libstd/os/ios/mod.rs

@@ -15,5 +15,5 @@
 pub mod raw;
 
 pub mod fs {
-    pub use sys::fs2::MetadataExt;
+    pub use sys::fs::MetadataExt;
 }

src/libstd/os/linux/mod.rs

@@ -15,5 +15,5 @@
 pub mod raw;
 
 pub mod fs {
-    pub use sys::fs2::MetadataExt;
+    pub use sys::fs::MetadataExt;
 }