Remove min from RangeFrom

src/libcore/iter/range.rs

@@ -312,11 +312,6 @@ impl<A: Step> Iterator for ops::RangeFrom<A> {
         self.start = plus_n.add_one();
         Some(plus_n)
     }
-
-    #[inline]
-    fn min(self) -> Option<A> {
-        Some(self.start)
-    }
 }
 
 #[unstable(feature = "fused", issue = "35602")]

src/libcore/tests/iter.rs

@@ -1359,13 +1359,6 @@ fn test_range_max() {
     assert_eq!((1..1).max(), None);
 }
 
-#[test]
-fn test_range_from_min() {
-    assert_eq!((0..).min(), Some(0));
-    assert_eq!((-20..).min(), Some(-20));
-    assert_eq!((20..).min(), Some(20));
-}
-
 #[test]
 fn test_range_inc_last_max() {
     assert_eq!((0..=20).last(), Some(20));