CoAlloc: Vec + related: cleanup. Now library/alloc compiles, but std/ does NOT.

Author: peter-lyons-kehl

library/alloc/src/str.rs

@@ -136,7 +136,7 @@ where
     T: Copy,
     B: AsRef<[T]> + ?Sized,
     S: Borrow<B>,
-    [(); alloc::co_alloc_metadata_num_slots_with_preference_global(COOP_PREFERRED)]:,
+    [(); alloc::co_alloc_metadata_num_slots_with_preference::<Global>(COOP_PREFERRED)]:,
 {
     let sep_len = sep.len();
     let mut iter = slice.iter();

library/std/src/ffi/os_str.rs

@@ -1,7 +1,6 @@
 #[cfg(test)]
 mod tests;
 
-use crate::alloc::Global;
 use crate::borrow::{Borrow, Cow};
 use crate::cmp;
 use crate::collections::TryReserveError;