ExpandError, HirFileId, MacroDefId, MacroDefKind,
};
use la_arena::Arena;
+use profile::Count;
use rustc_hash::FxHashMap;
use syntax::{
ast::{
params: Vec::new(),
body_expr: dummy_expr_id(),
item_scope: Default::default(),
+ _c: Count::new(),
},
item_trees: {
let mut map = FxHashMap::default();