liballoc: prefer imports of borrow from libcore.

3 files changed, 7 insertions, 9 deletions

diff --git a/src/liballoc/collections/btree/map.rs b/src/liballoc/collections/btree/map.rs
index f81cf6f1047..b1a5fcbe6b6 100644
--- a/src/liballoc/collections/btree/map.rs
+++ b/src/liballoc/collections/btree/map.rs
@@ -1,4 +1,5 @@
 use core::{
+    borrow::Borrow,
     cmp::Ordering,
     fmt::Debug,
     hash::{Hash, Hasher},
@@ -11,8 +12,6 @@ use core::{
     fmt, intrinsics, mem, ptr,
 };
 
-use crate::borrow::Borrow;
-
 use super::{
     node::{self, Handle, NodeRef, marker, InsertResult::*, ForceResult::*},
     search::{self, SearchResult::*},
diff --git a/src/liballoc/collections/btree/search.rs b/src/liballoc/collections/btree/search.rs
index a3b56ad17c6..23c41b4dd4c 100644
--- a/src/liballoc/collections/btree/search.rs
+++ b/src/liballoc/collections/btree/search.rs
@@ -1,6 +1,7 @@
-use core::cmp::Ordering;
-
-use crate::borrow::Borrow;
+use core::{
+    borrow::Borrow,
+    cmp::Ordering,
+};
 
 use super::node::{Handle, NodeRef, marker, ForceResult::*};
 
diff --git a/src/liballoc/collections/btree/set.rs b/src/liballoc/collections/btree/set.rs
index 298d165a91a..9231d2e67cf 100644
--- a/src/liballoc/collections/btree/set.rs
+++ b/src/liballoc/collections/btree/set.rs
@@ -2,6 +2,7 @@
 // to TreeMap
 
 use core::{
+    borrow::Borrow,
     cmp::{
         Ordering::{self, Less, Greater, Equal},
         min, max,
@@ -11,10 +12,7 @@ use core::{
     ops::{BitOr, BitAnd, BitXor, Sub, RangeBounds},
 };
 
-use crate::{
-    borrow::Borrow,
-    collections::btree_map::{self, BTreeMap, Keys},
-};
+use crate::collections::btree_map::{self, BTreeMap, Keys};
 use super::Recover;
 
 // FIXME(conventions): implement bounded iterators