Remove unused fields in some structures

The dead_code lint was previously eroneously missing those.
Since this lint bug has been fixed, the unused fields need
to be removed.

2 files changed, 4 insertions, 8 deletions

diff --git a/library/alloc/src/collections/btree/navigate.rs b/library/alloc/src/collections/btree/navigate.rs
index a85a3162451..5e6a26f65c4 100644
--- a/library/alloc/src/collections/btree/navigate.rs
+++ b/library/alloc/src/collections/btree/navigate.rs
@@ -655,7 +655,7 @@ impl<BorrowType: marker::BorrowType, K, V> NodeRef<BorrowType, K, V, marker::Lea
 pub enum Position<BorrowType, K, V> {
     Leaf(NodeRef<BorrowType, K, V, marker::Leaf>),
     Internal(NodeRef<BorrowType, K, V, marker::Internal>),
-    InternalKV(Handle<NodeRef<BorrowType, K, V, marker::Internal>, marker::KV>),
+    InternalKV,
 }
 
 impl<'a, K: 'a, V: 'a> NodeRef<marker::Immut<'a>, K, V, marker::LeafOrInternal> {
@@ -677,7 +677,7 @@ impl<'a, K: 'a, V: 'a> NodeRef<marker::Immut<'a>, K, V, marker::LeafOrInternal>
                             visit(Position::Leaf(leaf));
                             match edge.next_kv() {
                                 Ok(kv) => {
-                                    visit(Position::InternalKV(kv));
+                                    visit(Position::InternalKV);
                                     kv.right_edge()
                                 }
                                 Err(_) => return,
@@ -699,7 +699,7 @@ impl<'a, K: 'a, V: 'a> NodeRef<marker::Immut<'a>, K, V, marker::LeafOrInternal>
         self.visit_nodes_in_order(|pos| match pos {
             Position::Leaf(node) => result += node.len(),
             Position::Internal(node) => result += node.len(),
-            Position::InternalKV(_) => (),
+            Position::InternalKV => (),
         });
         result
     }
diff --git a/library/alloc/src/collections/btree/node/tests.rs b/library/alloc/src/collections/btree/node/tests.rs
index 64bce0ff8c0..d230749d712 100644
--- a/library/alloc/src/collections/btree/node/tests.rs
+++ b/library/alloc/src/collections/btree/node/tests.rs
@@ -32,11 +32,7 @@ impl<'a, K: 'a, V: 'a> NodeRef<marker::Immut<'a>, K, V, marker::LeafOrInternal>
                 result += &format!("\n{}{:?}", indent, leaf.keys());
             }
             navigate::Position::Internal(_) => {}
-            navigate::Position::InternalKV(kv) => {
-                let depth = self.height() - kv.into_node().height();
-                let indent = "  ".repeat(depth);
-                result += &format!("\n{}{:?}", indent, kv.into_kv().0);
-            }
+            navigate::Position::InternalKV => {}
         });
         result
     }