Revert "Add implementations of last in terms of next_back on a bunch of DoubleEndedIterators."

This reverts commit 3e86cf36b5114f201868bf459934fe346a76a2d4.

1 files changed, 0 insertions, 10 deletions

diff --git a/src/libstd/path.rs b/src/libstd/path.rs
index 59f9e439add..126bc3754da 100644
--- a/src/libstd/path.rs
+++ b/src/libstd/path.rs
@@ -888,11 +888,6 @@ impl<'a> Iterator for Iter<'a> {
     fn next(&mut self) -> Option<&'a OsStr> {
         self.inner.next().map(Component::as_os_str)
     }
-
-    #[inline]
-    fn last(mut self) -> Option<&'a OsStr> {
-        self.next_back()
-    }
 }
 
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -956,11 +951,6 @@ impl<'a> Iterator for Components<'a> {
         }
         None
     }
-
-    #[inline]
-    fn last(mut self) -> Option<Self::Item> {
-        self.next_back()
-    }
 }
 
 #[stable(feature = "rust1", since = "1.0.0")]