Use the stabilized API (from 1.5.0) to compare iterators. Keep nightly...

Use the stabilized API (from 1.5.0) to compare iterators. Keep nightly attributes since the Rust compiler is still at 1.4.0.

src/lib.rs

@@ -11,7 +11,7 @@
 //! A simple map based on a vector for small integer keys. Space requirements
 //! are O(highest integer key).
 
-#![cfg_attr(feature = "nightly", feature(drain, iter_order))]
+#![cfg_attr(feature = "nightly", feature(drain))]
 
 use self::Entry::*;
 
@@ -20,7 +20,6 @@ use std::cmp::max;
 use std::fmt;
 use std::hash::{Hash, Hasher};
 use std::iter::{Enumerate, FilterMap, Map, FromIterator};
-#[cfg(feature = "nightly")] use std::iter;
 use std::mem::{replace, swap};
 use std::ops::{Index, IndexMut};
 use std::slice;
@@ -631,7 +630,7 @@ impl<'a, V> OccupiedEntry<'a, V> {
 #[cfg(feature = "nightly")]
 impl<V: PartialEq> PartialEq for VecMap<V> {
     fn eq(&self, other: &VecMap<V>) -> bool {
-        iter::order::eq(self.iter(), other.iter())
+        self.iter().eq(other.iter())
     }
 }
 
@@ -642,7 +641,7 @@ impl<V: Eq> Eq for VecMap<V> {}
 impl<V: PartialOrd> PartialOrd for VecMap<V> {
     #[inline]
     fn partial_cmp(&self, other: &VecMap<V>) -> Option<Ordering> {
-        iter::order::partial_cmp(self.iter(), other.iter())
+        self.iter().partial_cmp(other.iter())
     }
 }
 
@@ -650,7 +649,7 @@ impl<V: PartialOrd> PartialOrd for VecMap<V> {
 impl<V: Ord> Ord for VecMap<V> {
     #[inline]
     fn cmp(&self, other: &VecMap<V>) -> Ordering {
-        iter::order::cmp(self.iter(), other.iter())
+        self.iter().cmp(other.iter())
     }
 }