From baabb0a0773a15269e17b6faf97416df176d182b Mon Sep 17 00:00:00 2001
From: Ophir LOJKINE <ophir.lojkine@auto-grid.com>
Date: Tue, 23 Jul 2019 15:44:46 +0200
Subject: [PATCH] Remove implementation for non-HashMap types

See https://github.com/hyperium/http/pull/326#issuecomment-511032065
---
 src/header/map.rs | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/src/header/map.rs b/src/header/map.rs
index e9ee7cab..22dc6787 100644
--- a/src/header/map.rs
+++ b/src/header/map.rs
@@ -1,5 +1,5 @@
 use std::{fmt, mem, ops, ptr, vec};
-use std::collections::{BTreeMap, HashMap};
+use std::collections::{HashMap};
 use std::collections::hash_map::RandomState;
 use std::hash::{BuildHasher, Hash, Hasher};
 use std::iter::FromIterator;
@@ -1735,14 +1735,6 @@ impl<K, V, S> IntoHeaderMapAllowed for HashMap<K, V, S> {}
 
 impl<'a, K, V, S> IntoHeaderMapAllowed for &'a HashMap<K, V, S> {}
 
-impl<K, V> IntoHeaderMapAllowed for BTreeMap<K, V> {}
-
-impl<'a, K, V> IntoHeaderMapAllowed for &'a BTreeMap<K, V> {}
-
-impl<'a, T> IntoHeaderMapAllowed for &'a [T] {}
-
-impl<T> IntoHeaderMapAllowed for Vec<T> {}
-
 /// Convert a collection of tuples into a HeaderMap
 ///
 /// # Examples