Make LateCtxt be a type info delegate for EUV for clippy

2 files changed, 4 insertions, 10 deletions

diff --git a/clippy_utils/src/sugg.rs b/clippy_utils/src/sugg.rs
index 8d6057272c4..49b0eb05d2a 100644
--- a/clippy_utils/src/sugg.rs
+++ b/clippy_utils/src/sugg.rs
@@ -11,7 +11,6 @@ use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_hir::{Closure, ExprKind, HirId, MutTy, TyKind};
 use rustc_hir_typeck::expr_use_visitor::{Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId};
-use rustc_infer::infer::TyCtxtInferExt;
 use rustc_lint::{EarlyContext, LateContext, LintContext};
 use rustc_middle::hir::place::ProjectionKind;
 use rustc_middle::mir::{FakeReadCause, Mutability};
@@ -831,8 +830,7 @@ pub fn deref_closure_args(cx: &LateContext<'_>, closure: &hir::Expr<'_>) -> Opti
             applicability: Applicability::MachineApplicable,
         };
 
-        let infcx = cx.tcx.infer_ctxt().build();
-        ExprUseVisitor::new(&mut visitor, &infcx, def_id, cx.param_env, cx.typeck_results()).consume_body(closure_body);
+        ExprUseVisitor::for_clippy(cx, def_id, &mut visitor).consume_body(closure_body);
 
         if !visitor.suggestion_start.is_empty() {
             return Some(DerefClosure {
diff --git a/clippy_utils/src/usage.rs b/clippy_utils/src/usage.rs
index a145920aa85..d0ab6d434aa 100644
--- a/clippy_utils/src/usage.rs
+++ b/clippy_utils/src/usage.rs
@@ -5,7 +5,6 @@ use hir::def::Res;
 use rustc_hir::intravisit::{self, Visitor};
 use rustc_hir::{self as hir, Expr, ExprKind, HirId, HirIdSet};
 use rustc_hir_typeck::expr_use_visitor::{Delegate, ExprUseVisitor, Place, PlaceBase, PlaceWithHirId};
-use rustc_infer::infer::TyCtxtInferExt;
 use rustc_lint::LateContext;
 use rustc_middle::hir::nested_filter;
 use rustc_middle::mir::FakeReadCause;
@@ -17,13 +16,10 @@ pub fn mutated_variables<'tcx>(expr: &'tcx Expr<'_>, cx: &LateContext<'tcx>) ->
         used_mutably: HirIdSet::default(),
         skip: false,
     };
-    let infcx = cx.tcx.infer_ctxt().build();
-    ExprUseVisitor::new(
-        &mut delegate,
-        &infcx,
+    ExprUseVisitor::for_clippy(
+        cx,
         expr.hir_id.owner.def_id,
-        cx.param_env,
-        cx.typeck_results(),
+        &mut delegate,
     )
     .walk_expr(expr);