Dejargnonize subst

compiler/rustc_middle/src/ty/generics.rs

@@ -125,7 +125,7 @@ pub struct GenericParamCount {
 /// Information about the formal type/lifetime parameters associated
 /// with an item or method. Analogous to `hir::Generics`.
 ///
-/// The ordering of parameters is the same as in `Subst` (excluding child generics):
+/// The ordering of parameters is the same as in [`ty::GenericArg`] (excluding child generics):
 /// `Self` (optionally), `Lifetime` params..., `Type` params...
 #[derive(Clone, Debug, TyEncodable, TyDecodable, HashStable)]
 pub struct Generics {
@@ -140,7 +140,7 @@ pub struct Generics {
     pub has_self: bool,
     pub has_late_bound_regions: Option<Span>,
 
-    // The index of the host effect when substituted. (i.e. might be index to parent args)
+    // The index of the host effect when instantiated. (i.e. might be index to parent args)
     pub host_effect_index: Option<usize>,
 }