Use () for all_traits.

3 files changed, 5 insertions, 6 deletions

diff --git a/src/librustdoc/clean/blanket_impl.rs b/src/librustdoc/clean/blanket_impl.rs
index 68856f82fe9..fd4274863ef 100644
--- a/src/librustdoc/clean/blanket_impl.rs
+++ b/src/librustdoc/clean/blanket_impl.rs
@@ -1,6 +1,5 @@
 use crate::rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt;
 use rustc_hir as hir;
-use rustc_hir::def_id::LOCAL_CRATE;
 use rustc_infer::infer::{InferOk, TyCtxtInferExt};
 use rustc_infer::traits;
 use rustc_middle::ty::subst::Subst;
@@ -20,7 +19,7 @@ impl<'a, 'tcx> BlanketImplFinder<'a, 'tcx> {
 
         debug!("get_blanket_impls({:?})", ty);
         let mut impls = Vec::new();
-        for &trait_def_id in self.cx.tcx.all_traits(LOCAL_CRATE).iter() {
+        for &trait_def_id in self.cx.tcx.all_traits(()).iter() {
             if !self.cx.cache.access_levels.is_public(trait_def_id)
                 || self.cx.generated_synthetics.get(&(ty, trait_def_id)).is_some()
             {
diff --git a/src/librustdoc/core.rs b/src/librustdoc/core.rs
index 0f8750b0825..f7980c66c32 100644
--- a/src/librustdoc/core.rs
+++ b/src/librustdoc/core.rs
@@ -6,7 +6,7 @@ use rustc_errors::emitter::{Emitter, EmitterWriter};
 use rustc_errors::json::JsonEmitter;
 use rustc_feature::UnstableFeatures;
 use rustc_hir::def::Res;
-use rustc_hir::def_id::{DefId, LocalDefId, LOCAL_CRATE};
+use rustc_hir::def_id::{DefId, LocalDefId};
 use rustc_hir::HirId;
 use rustc_hir::{
     intravisit::{self, NestedVisitorMap, Visitor},
@@ -371,7 +371,7 @@ crate fn run_global_ctxt(
         impl_trait_bounds: Default::default(),
         generated_synthetics: Default::default(),
         auto_traits: tcx
-            .all_traits(LOCAL_CRATE)
+            .all_traits(())
             .iter()
             .cloned()
             .filter(|trait_def_id| tcx.trait_is_auto(*trait_def_id))
diff --git a/src/librustdoc/passes/collect_trait_impls.rs b/src/librustdoc/passes/collect_trait_impls.rs
index 90b797da249..564408768f7 100644
--- a/src/librustdoc/passes/collect_trait_impls.rs
+++ b/src/librustdoc/passes/collect_trait_impls.rs
@@ -4,7 +4,7 @@ use crate::core::DocContext;
 use crate::fold::DocFolder;
 
 use rustc_data_structures::fx::{FxHashMap, FxHashSet};
-use rustc_hir::def_id::{DefId, LOCAL_CRATE};
+use rustc_hir::def_id::DefId;
 use rustc_middle::ty::DefIdTree;
 use rustc_span::symbol::sym;
 
@@ -56,7 +56,7 @@ crate fn collect_trait_impls(krate: Crate, cx: &mut DocContext<'_>) -> Crate {
     // `tcx.crates()` doesn't include the local crate, and `tcx.all_trait_implementations`
     // doesn't work with it anyway, so pull them from the HIR map instead
     let mut extra_attrs = Vec::new();
-    for &trait_did in cx.tcx.all_traits(LOCAL_CRATE).iter() {
+    for &trait_did in cx.tcx.all_traits(()).iter() {
         for &impl_did in cx.tcx.hir().trait_impls(trait_did) {
             let impl_did = impl_did.to_def_id();
             cx.tcx.sess.prof.generic_activity("build_local_trait_impl").run(|| {