Stabilize RangeArgument

Move it and Bound to core::ops while we're at it.

Closes #30877

1 files changed, 2 insertions, 3 deletions

diff --git a/src/librustc_data_structures/array_vec.rs b/src/librustc_data_structures/array_vec.rs
index 078bb801751..a9abdf1377e 100644
--- a/src/librustc_data_structures/array_vec.rs
+++ b/src/librustc_data_structures/array_vec.rs
@@ -13,13 +13,12 @@
 use std::marker::Unsize;
 use std::iter::Extend;
 use std::ptr::{self, drop_in_place, Shared};
-use std::ops::{Deref, DerefMut, Range};
+use std::ops::{Deref, DerefMut, Range, RangeArgument};
+use std::ops::Bound::{Excluded, Included, Unbounded};
 use std::hash::{Hash, Hasher};
 use std::slice;
 use std::fmt;
 use std::mem;
-use std::collections::range::RangeArgument;
-use std::collections::Bound::{Excluded, Included, Unbounded};
 use std::mem::ManuallyDrop;
 
 pub unsafe trait Array {