Add `Read::initializer`.

This is an API that allows types to indicate that they can be passed
buffers of uninitialized memory which can improve performance.

5 files changed, 0 insertions, 24 deletions

diff --git a/src/libstd/sys/redox/fd.rs b/src/libstd/sys/redox/fd.rs
index b6de68a9dc1..1b37aafef56 100644
--- a/src/libstd/sys/redox/fd.rs
+++ b/src/libstd/sys/redox/fd.rs
@@ -14,7 +14,6 @@ use io::{self, Read};
 use mem;
 use sys::{cvt, syscall};
 use sys_common::AsInner;
-use sys_common::io::read_to_end_uninitialized;
 
 pub struct FileDesc {
     fd: usize,
@@ -78,10 +77,6 @@ impl<'a> Read for &'a FileDesc {
     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
         (**self).read(buf)
     }
-
-    fn read_to_end(&mut self, buf: &mut Vec<u8>) -> io::Result<usize> {
-        unsafe { read_to_end_uninitialized(self, buf) }
-    }
 }
 
 impl AsInner<usize> for FileDesc {
diff --git a/src/libstd/sys/redox/fs.rs b/src/libstd/sys/redox/fs.rs
index a8391d2b898..48d9cdcb2c9 100644
--- a/src/libstd/sys/redox/fs.rs
+++ b/src/libstd/sys/redox/fs.rs
@@ -285,10 +285,6 @@ impl File {
         self.0.read(buf)
     }
 
-    pub fn read_to_end(&self, buf: &mut Vec<u8>) -> io::Result<usize> {
-        self.0.read_to_end(buf)
-    }
-
     pub fn write(&self, buf: &[u8]) -> io::Result<usize> {
         self.0.write(buf)
     }
diff --git a/src/libstd/sys/redox/net/tcp.rs b/src/libstd/sys/redox/net/tcp.rs
index 936097d7fb2..ac3fd2ad6b9 100644
--- a/src/libstd/sys/redox/net/tcp.rs
+++ b/src/libstd/sys/redox/net/tcp.rs
@@ -41,10 +41,6 @@ impl TcpStream {
         self.0.read(buf)
     }
 
-    pub fn read_to_end(&self, buf: &mut Vec<u8>) -> Result<usize> {
-        self.0.read_to_end(buf)
-    }
-
     pub fn write(&self, buf: &[u8]) -> Result<usize> {
         self.0.write(buf)
     }
diff --git a/src/libstd/sys/redox/pipe.rs b/src/libstd/sys/redox/pipe.rs
index e7240fbe7bf..05863adf108 100644
--- a/src/libstd/sys/redox/pipe.rs
+++ b/src/libstd/sys/redox/pipe.rs
@@ -34,10 +34,6 @@ impl AnonPipe {
         self.0.read(buf)
     }
 
-    pub fn read_to_end(&self, buf: &mut Vec<u8>) -> io::Result<usize> {
-        self.0.read_to_end(buf)
-    }
-
     pub fn write(&self, buf: &[u8]) -> io::Result<usize> {
         self.0.write(buf)
     }
diff --git a/src/libstd/sys/redox/stdio.rs b/src/libstd/sys/redox/stdio.rs
index 607eef051d6..c839531cc26 100644
--- a/src/libstd/sys/redox/stdio.rs
+++ b/src/libstd/sys/redox/stdio.rs
@@ -25,13 +25,6 @@ impl Stdin {
         fd.into_raw();
         ret
     }
-
-    pub fn read_to_end(&self, buf: &mut Vec<u8>) -> io::Result<usize> {
-        let fd = FileDesc::new(0);
-        let ret = fd.read_to_end(buf);
-        fd.into_raw();
-        ret
-    }
 }
 
 impl Stdout {