1 files changed, 8 insertions, 13 deletions
diff --git a/vendor/signature/src/hazmat.rs b/vendor/signature/src/hazmat.rs
index 8119225c6..d2f3e9523 100644
--- a/vendor/signature/src/hazmat.rs
+++ b/vendor/signature/src/hazmat.rs
@@ -5,18 +5,14 @@
 //!
 //! Using them incorrectly can introduce security vulnerabilities. Please
 //! carefully read the documentation before attempting to use them.
-//!
-//! To use them, enable the `hazmat-preview` crate feature. Note that this
-//! feature is semi-unstable and not subject to regular 1.x SemVer guarantees.
-//! However, any breaking changes will be accompanied with a minor version bump.
 
-use crate::{Error, Signature};
+use crate::Error;
 
-#[cfg(feature = "rand-preview")]
-use crate::rand_core::{CryptoRng, RngCore};
+#[cfg(feature = "rand_core")]
+use crate::rand_core::CryptoRngCore;
 
 /// Sign the provided message prehash, returning a digital signature.
-pub trait PrehashSigner<S: Signature> {
+pub trait PrehashSigner<S> {
     /// Attempt to sign the given message digest, returning a digital signature
     /// on success, or an error if something went wrong.
     ///
@@ -33,9 +29,8 @@ pub trait PrehashSigner<S: Signature> {
 }
 
 /// Sign the provided message prehash using the provided external randomness source, returning a digital signature.
-#[cfg(feature = "rand-preview")]
-#[cfg_attr(docsrs, doc(cfg(feature = "rand-preview")))]
-pub trait RandomizedPrehashSigner<S: Signature> {
+#[cfg(feature = "rand_core")]
+pub trait RandomizedPrehashSigner<S> {
     /// Attempt to sign the given message digest, returning a digital signature
     /// on success, or an error if something went wrong.
     ///
@@ -50,13 +45,13 @@ pub trait RandomizedPrehashSigner<S: Signature> {
     /// implementation to decide.
     fn sign_prehash_with_rng(
         &self,
-        rng: impl CryptoRng + RngCore,
+        rng: &mut impl CryptoRngCore,
         prehash: &[u8],
     ) -> Result<S, Error>;
 }
 
 /// Verify the provided message prehash using `Self` (e.g. a public key)
-pub trait PrehashVerifier<S: Signature> {
+pub trait PrehashVerifier<S> {
     /// Use `Self` to verify that the provided signature for a given message
     /// `prehash` is authentic.
     ///