1 files changed, 3 insertions, 3 deletions

diff --git a/crates/ra_hir/src/ty/traits/chalk.rs b/crates/ra_hir/src/ty/traits/chalk.rs
index c694952f3..75351c17d 100644
--- a/crates/ra_hir/src/ty/traits/chalk.rs
+++ b/crates/ra_hir/src/ty/traits/chalk.rs
@@ -16,13 +16,13 @@ use ra_db::salsa::{InternId, InternKey};
 use super::{Canonical, ChalkContext, Impl, Obligation};
 use crate::{
     db::HirDatabase,
-    generics::GenericDef,
+    generics::{GenericDef, HasGenericParams},
     ty::display::HirDisplay,
     ty::{
         ApplicationTy, GenericPredicate, Namespace, ProjectionTy, Substs, TraitRef, Ty, TypeCtor,
         TypeWalk,
     },
-    AssocItem, Crate, HasGenericParams, ImplBlock, Trait, TypeAlias,
+    AssocItem, Crate, HasBody, ImplBlock, Trait, TypeAlias,
 };
 
 /// This represents a trait whose name we could not resolve.
@@ -714,7 +714,7 @@ fn closure_fn_trait_impl_datum(
     let fn_once_trait = get_fn_trait(db, krate, super::FnTrait::FnOnce)?;
     let trait_ = get_fn_trait(db, krate, data.fn_trait)?; // get corresponding fn trait
 
-    let num_args: u16 = match &db.body_hir(data.def)[data.expr] {
+    let num_args: u16 = match &data.def.body(db)[data.expr] {
         crate::expr::Expr::Lambda { args, .. } => args.len() as u16,
         _ => {
             log::warn!("closure for closure type {:?} not found", data);