fix last two tidy

Author: mark-i-m

src/libcore/num/mod.rs

@@ -97,14 +97,8 @@ nonzero_integers! {
     NonZeroU16(u16); NonZeroI16(i16);
     NonZeroU32(u32); NonZeroI32(i32);
     NonZeroU64(u64); NonZeroI64(i64);
-    NonZeroUsize(usize); NonZeroIsize(isize);
-}
-
-nonzero_integers! {
-    // Change this to `#[unstable(feature = "i128", issue = "35118")]`
-    // if other NonZero* integer types are stabilizied before 128-bit integers
-    #[unstable(feature = "nonzero", issue = "49137")]
     NonZeroU128(u128); NonZeroI128(i128);
+    NonZeroUsize(usize); NonZeroIsize(isize);
 }
 
 /// Provides intentionally-wrapped arithmetic on `T`.

src/libstd/num.rs

@@ -24,14 +24,9 @@ pub use core::num::Wrapping;
 #[unstable(feature = "nonzero", issue = "49137")]
 pub use core::num::{
     NonZeroU8, NonZeroI8, NonZeroU16, NonZeroI16, NonZeroU32, NonZeroI32,
-    NonZeroU64, NonZeroI64, NonZeroUsize, NonZeroIsize,
+    NonZeroU64, NonZeroI64, NonZeroU128, NonZeroI128, NonZeroUsize, NonZeroIsize,
 };
 
-// Change this to `#[unstable(feature = "i128", issue = "35118")]`
-// if other NonZero* integer types are stabilizied before 128-bit integers
-#[unstable(feature = "nonzero", issue = "49137")]
-pub use core::num::{NonZeroU128, NonZeroI128};
-
 #[cfg(test)] use fmt;
 #[cfg(test)] use ops::{Add, Sub, Mul, Div, Rem};