more comment fixups where obvious

Author: workingjubilee

compiler/rustc_hir_analysis/src/collect/resolve_bound_vars.rs

@@ -728,8 +728,7 @@ impl<'a, 'tcx> Visitor<'tcx> for BoundVarContext<'a, 'tcx> {
                     where_bound_origin: None,
                 };
                 self.with(scope, |this| {
-                    // a bare fn has no bounds, so everything
-                    // contained within is scoped within its binder.
+                    // a FnPtr has no bounds, so everything within is scoped within its binder
                     intravisit::walk_ty(this, ty);
                 });
             }
@@ -758,8 +757,7 @@ impl<'a, 'tcx> Visitor<'tcx> for BoundVarContext<'a, 'tcx> {
                     where_bound_origin: None,
                 };
                 self.with(scope, |this| {
-                    // a bare fn has no bounds, so everything
-                    // contained within is scoped within its binder.
+                    // everything within is scoped within its binder
                     intravisit::walk_ty(this, ty);
                 });
             }

compiler/rustc_hir_typeck/src/callee.rs

@@ -203,7 +203,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
         let adjusted_ty =
             self.structurally_resolve_type(autoderef.span(), autoderef.final_ty(false));
 
-        // If the callee is a bare function or a closure, then we're all set.
+        // If the callee is a function pointer or a closure, then we're all set.
         match *adjusted_ty.kind() {
             ty::FnDef(..) | ty::FnPtr(..) => {
                 let adjustments = self.adjust_steps(autoderef);