Removed a copious amount of premature Rc-s

src/pipeline/import_resolution/decls.rs

@@ -1,8 +1,8 @@
 use trait_set::trait_set;
 
-use crate::interner::{Sym, Tok};
+use crate::interner::Tok;
 
 trait_set! {
-  pub trait InjectedAsFn = Fn(&[Tok<String>]) -> Option<Sym>;
+  pub trait InjectedAsFn = Fn(&[Tok<String>]) -> Option<Vec<Tok<String>>>;
   pub trait UpdatedFn = Fn(&[Tok<String>]) -> bool;
 }