From fd064e041af61b497778583013298e5d828ffff6 Mon Sep 17 00:00:00 2001
From: Michael Howell <michael@notriddle.com>
Date: Tue, 5 Dec 2017 09:07:12 -0700
Subject: [PATCH] Stablize RefCell::{replace, swap}

RefCell::replace_with is not stablized in this PR, since it wasn't part of the RFC.
---
 src/libcore/cell.rs | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/libcore/cell.rs b/src/libcore/cell.rs
index d4cd3f6264ef..5da4a5de742e 100644
--- a/src/libcore/cell.rs
+++ b/src/libcore/cell.rs
@@ -584,7 +584,6 @@ impl<T> RefCell<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(refcell_replace_swap)]
     /// use std::cell::RefCell;
     /// let cell = RefCell::new(5);
     /// let old_value = cell.replace(6);
@@ -592,7 +591,7 @@ impl<T> RefCell<T> {
     /// assert_eq!(cell, RefCell::new(6));
     /// ```
     #[inline]
-    #[unstable(feature = "refcell_replace_swap", issue="43570")]
+    #[stable(feature = "refcell_replace_swap", since="1.24.0")]
     pub fn replace(&self, t: T) -> T {
         mem::replace(&mut *self.borrow_mut(), t)
     }
@@ -636,7 +635,6 @@ impl<T> RefCell<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(refcell_replace_swap)]
     /// use std::cell::RefCell;
     /// let c = RefCell::new(5);
     /// let d = RefCell::new(6);
@@ -645,7 +643,7 @@ impl<T> RefCell<T> {
     /// assert_eq!(d, RefCell::new(5));
     /// ```
     #[inline]
-    #[unstable(feature = "refcell_replace_swap", issue="43570")]
+    #[stable(feature = "refcell_replace_swap", since="1.24.0")]
     pub fn swap(&self, other: &Self) {
         mem::swap(&mut *self.borrow_mut(), &mut *other.borrow_mut())
     }