1 files changed, 2 insertions, 63 deletions
diff --git a/library/std/src/sys_common/os_str_bytes.rs b/library/std/src/sys_common/os_str_bytes.rs
index 32705c432fa..0420428860b 100644
--- a/library/std/src/sys_common/os_str_bytes.rs
+++ b/library/std/src/sys_common/os_str_bytes.rs
@@ -2,15 +2,14 @@
 //! systems: just a `Vec<u8>`/`[u8]`.
 
 use crate::borrow::Cow;
-use crate::ffi::{OsStr, OsString};
+
 use crate::fmt;
 use crate::mem;
 use crate::rc::Rc;
-use crate::sealed::Sealed;
 use crate::str;
 use crate::sync::Arc;
 use crate::sys_common::bytestring::debug_fmt_bytestring;
-use crate::sys_common::{AsInner, FromInner, IntoInner};
+use crate::sys_common::{AsInner, IntoInner};
 
 use core::str::lossy::Utf8Lossy;
 
@@ -243,63 +242,3 @@ impl Slice {
         self.inner.eq_ignore_ascii_case(&other.inner)
     }
 }
-
-/// Platform-specific extensions to [`OsString`].
-///
-/// This trait is sealed: it cannot be implemented outside the standard library.
-/// This is so that future additional methods are not breaking changes.
-#[stable(feature = "rust1", since = "1.0.0")]
-pub trait OsStringExt: Sealed {
-    /// Creates an [`OsString`] from a byte vector.
-    ///
-    /// See the module documentation for an example.
-    #[stable(feature = "rust1", since = "1.0.0")]
-    fn from_vec(vec: Vec<u8>) -> Self;
-
-    /// Yields the underlying byte vector of this [`OsString`].
-    ///
-    /// See the module documentation for an example.
-    #[stable(feature = "rust1", since = "1.0.0")]
-    fn into_vec(self) -> Vec<u8>;
-}
-
-#[stable(feature = "rust1", since = "1.0.0")]
-impl OsStringExt for OsString {
-    fn from_vec(vec: Vec<u8>) -> OsString {
-        FromInner::from_inner(Buf { inner: vec })
-    }
-    fn into_vec(self) -> Vec<u8> {
-        self.into_inner().inner
-    }
-}
-
-/// Platform-specific extensions to [`OsStr`].
-///
-/// This trait is sealed: it cannot be implemented outside the standard library.
-/// This is so that future additional methods are not breaking changes.
-#[stable(feature = "rust1", since = "1.0.0")]
-pub trait OsStrExt: Sealed {
-    #[stable(feature = "rust1", since = "1.0.0")]
-    /// Creates an [`OsStr`] from a byte slice.
-    ///
-    /// See the module documentation for an example.
-    fn from_bytes(slice: &[u8]) -> &Self;
-
-    /// Gets the underlying byte view of the [`OsStr`] slice.
-    ///
-    /// See the module documentation for an example.
-    #[stable(feature = "rust1", since = "1.0.0")]
-    fn as_bytes(&self) -> &[u8];
-}
-
-#[stable(feature = "rust1", since = "1.0.0")]
-impl OsStrExt for OsStr {
-    #[inline]
-    fn from_bytes(slice: &[u8]) -> &OsStr {
-        unsafe { mem::transmute(slice) }
-    }
-    #[inline]
-    fn as_bytes(&self) -> &[u8] {
-        &self.as_inner().inner
-    }
-}