auto merge of #7110 : thestinger/rust/iterator, r=brson

Author: bors

doc/tutorial-tasks.md

@@ -13,7 +13,6 @@ use core::prelude::*;
 use common::config;
 use common;
 
-use core::iterator::IteratorUtil;
 use core::io;
 use core::os;
 

src/compiletest/header.rs

@@ -9,7 +9,6 @@
 // except according to those terms.
 
 use core::prelude::*;
-use core::iterator::IteratorUtil;
 
 use core::os;
 use core::run;

src/compiletest/procsrv.rs

@@ -22,7 +22,6 @@ use procsrv;
 use util;
 use util::logv;
 
-use core::iterator::IteratorUtil;
 use core::io;
 use core::os;
 use core::str;

src/compiletest/runtest.rs

@@ -37,7 +37,7 @@ impl<T> Container for Deque<T> {
 impl<T> Mutable for Deque<T> {
     /// Clear the deque, removing all values.
     fn clear(&mut self) {
-        for self.elts.each_mut |x| { *x = None }
+        for self.elts.mut_iter().advance |x| { *x = None }
         self.nelts = 0;
         self.lo = 0;
         self.hi = 0;

src/libextra/deque.rs

@@ -20,7 +20,6 @@ Do not use ==, !=, <, etc on doubly-linked lists -- it may not terminate.
 
 use core::prelude::*;
 
-use core::iterator::IteratorUtil;
 use core::managed;
 use core::old_iter;
 use core::vec;

src/libextra/dlist.rs

@@ -414,7 +414,6 @@ mod test {
 
     use super::{FileInput, pathify, input_vec, input_vec_state};
 
-    use core::iterator::IteratorUtil;
     use core::io;
     use core::uint;
     use core::vec;

src/libextra/fileinput.rs

@@ -83,7 +83,6 @@
 
 use core::prelude::*;
 
-use core::iterator::IteratorUtil;
 use core::cmp::Eq;
 use core::result::{Err, Ok};
 use core::result;

src/libextra/getopts.rs

@@ -18,7 +18,6 @@
 
 use core::prelude::*;
 
-use core::iterator::IteratorUtil;
 use core::char;
 use core::float;
 use core::hashmap::HashMap;

src/libextra/json.rs

@@ -12,7 +12,6 @@
 
 use core::prelude::*;
 
-use core::iterator::IteratorUtil;
 
 #[deriving(Eq)]
 pub enum List<T> {