rm obsolete integer to_str{,_radix} free functions

src/libextra/crypto/digest.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use std::uint;
 use std::vec;
 
 
@@ -71,7 +70,7 @@ pub trait Digest {
 fn to_hex(rr: &[u8]) -> ~str {
     let mut s = ~"";
     for b in rr.iter() {
-        let hex = uint::to_str_radix(*b as uint, 16u);
+        let hex = (*b as uint).to_str_radix(16u);
         if hex.len() == 1 {
             s.push_char('0');
         }

src/libextra/md4.rs

@@ -9,7 +9,6 @@
 // except according to those terms.
 
 
-use std::uint;
 use std::vec;
 
 struct Quad {
@@ -121,7 +120,7 @@ pub fn md4_str(msg: &[u8]) -> ~str {
             if byte <= 16u8 {
                 result.push_char('0')
             }
-            result.push_str(uint::to_str_radix(byte as uint, 16u));
+            result.push_str((byte as uint).to_str_radix(16u));
             i += 1u32;
         }
     }

src/libextra/num/bigint.rs

@@ -525,7 +525,7 @@ impl ToStrRadix for BigUint {
             if v.is_empty() { return ~"0" }
             let mut s = str::with_capacity(v.len() * l);
             for n in v.rev_iter() {
-                let ss = uint::to_str_radix(*n as uint, radix);
+                let ss = (*n as uint).to_str_radix(radix);
                 s.push_str("0".repeat(l - ss.len()));
                 s.push_str(ss);
             }

src/libextra/time.rs

@@ -10,8 +10,6 @@
 
 #[allow(missing_doc)];
 
-
-use std::int;
 use std::io;
 use std::num;
 use std::str;
@@ -824,7 +822,7 @@ fn do_strftime(format: &str, tm: &Tm) -> ~str {
           //'U' {}
           'u' => {
             let i = tm.tm_wday as int;
-            int::to_str(if i == 0 { 7 } else { i })
+            (if i == 0 { 7 } else { i }).to_str()
           }
           //'V' {}
           'v' => {
@@ -834,10 +832,10 @@ fn do_strftime(format: &str, tm: &Tm) -> ~str {
                 parse_type('Y', tm))
           }
           //'W' {}
-          'w' => int::to_str(tm.tm_wday as int),
+          'w' => (tm.tm_wday as int).to_str(),
           //'X' {}
           //'x' {}
-          'Y' => int::to_str(tm.tm_year as int + 1900),
+          'Y' => (tm.tm_year as int + 1900).to_str(),
           'y' => fmt!("%02d", (tm.tm_year as int + 1900) % 100),
           'Z' => tm.tm_zone.clone(),
           'z' => {