std: remove vec::each2 and vec::each2_mut in favour of iterators

src/libstd/vec.rs

@@ -1666,44 +1666,6 @@ pub fn eachi_reverse<'r,T>(v: &'r [T],
     return true;
 }
 
-/**
- * Iterates over two vectors simultaneously
- *
- * # Failure
- *
- * Both vectors must have the same length
- */
-#[inline]
-pub fn each2<U, T>(v1: &[U], v2: &[T], f: &fn(u: &U, t: &T) -> bool) -> bool {
-    assert_eq!(v1.len(), v2.len());
-    for uint::range(0u, v1.len()) |i| {
-        if !f(&v1[i], &v2[i]) {
-            return false;
-        }
-    }
-    return true;
-}
-
-/**
- *
- * Iterates over two vector with mutable.
- *
- * # Failure
- *
- * Both vectors must have the same length
- */
-#[inline]
-pub fn each2_mut<U, T>(v1: &mut [U], v2: &mut [T],
-                       f: &fn(u: &mut U, t: &mut T) -> bool) -> bool {
-    assert_eq!(v1.len(), v2.len());
-    for uint::range(0u, v1.len()) |i| {
-        if !f(&mut v1[i], &mut v2[i]) {
-            return false;
-        }
-    }
-    return true;
-}
-
 /**
  * Iterate over all permutations of vector `v`.
  *