Function monomorphized_mir_body_for_closure_query 

pub fn monomorphized_mir_body_for_closure_query<'db>(
    db: &'db (dyn HirDatabase + 'static),
    closure: InternedClosureId,
    subst: StoredGenericArgs,
    trait_env: StoredParamEnvAndCrate,
) -> &'db Result<MirBody, MirLowerError>