Pass null borrow context to EUV

Author: Manishearth

clippy_lints/src/escape.rs

@@ -71,7 +71,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Pass {
         };
 
         let region_scope_tree = &cx.tcx.region_scope_tree(fn_def_id);
-        ExprUseVisitor::new(&mut v, cx.tcx, cx.param_env, region_scope_tree, cx.tables).consume_body(body);
+        ExprUseVisitor::new(&mut v, cx.tcx, cx.param_env, region_scope_tree, cx.tables, None).consume_body(body);
 
         for node in v.set {
             span_lint(

clippy_lints/src/loops.rs

@@ -1390,7 +1390,7 @@ fn check_for_mutation(cx: &LateContext, body: &Expr, bound_ids: &[Option<NodeId>
     let mut delegate = MutateDelegate { node_id_low: bound_ids[0], node_id_high: bound_ids[1], span_low: None, span_high: None };
     let def_id = def_id::DefId::local(body.hir_id.owner);
     let region_scope_tree = &cx.tcx.region_scope_tree(def_id);
-    ExprUseVisitor::new(&mut delegate, cx.tcx, cx.param_env, region_scope_tree, cx.tables).walk_expr(body);
+    ExprUseVisitor::new(&mut delegate, cx.tcx, cx.param_env, region_scope_tree, cx.tables, None).walk_expr(body);
     delegate.mutation_span()
 }
 

clippy_lints/src/needless_pass_by_value.rs

@@ -108,7 +108,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for NeedlessPassByValue {
         } = {
             let mut ctx = MovedVariablesCtxt::new(cx);
             let region_scope_tree = &cx.tcx.region_scope_tree(fn_def_id);
-            euv::ExprUseVisitor::new(&mut ctx, cx.tcx, cx.param_env, region_scope_tree, cx.tables).consume_body(body);
+            euv::ExprUseVisitor::new(&mut ctx, cx.tcx, cx.param_env, region_scope_tree, cx.tables, None).consume_body(body);
             ctx
         };