From 2e02803c7384398058a6fffd4cef723d8b7729dc Mon Sep 17 00:00:00 2001
From: Brian Anderson <banderson@mozilla.com>
Date: Fri, 23 Sep 2016 17:25:26 +0000
Subject: [PATCH] Revert "implement `From<Vec<char>>` and `From<&'a [char]>`
 for `String`"

This reverts commit ac73335f2f5421c914fa3900567696cc6dc73d8d.
---
 src/libcollections/string.rs | 20 --------------------
 1 file changed, 20 deletions(-)

diff --git a/src/libcollections/string.rs b/src/libcollections/string.rs
index 773e94f1b414e..cff0308d4af84 100644
--- a/src/libcollections/string.rs
+++ b/src/libcollections/string.rs
@@ -1902,26 +1902,6 @@ impl Into<Vec<u8>> for String {
     }
 }
 
-#[stable(feature = "stringfromchars", since = "1.12.0")]
-impl<'a> From<&'a [char]> for String {
-    #[inline]
-    fn from(v: &'a [char]) -> String {
-        let mut s = String::with_capacity(v.len());
-        for c in v {
-            s.push(*c);
-        }
-        s
-    }
-}
-
-#[stable(feature = "stringfromchars", since = "1.12.0")]
-impl From<Vec<char>> for String {
-    #[inline]
-    fn from(v: Vec<char>) -> String {
-        String::from(v.as_slice())
-    }
-}
-
 #[stable(feature = "rust1", since = "1.0.0")]
 impl fmt::Write for String {
     #[inline]