rename Binder::new_not_binding to Binder::dummy

per pnkfelix's suggestion

src/librustc/ty/sty.rs

@@ -654,7 +654,7 @@ impl<T> Binder<T> {
     /// contain any bound regions that would be bound by the
     /// binder. This is commonly used to 'inject' a value T into a
     /// different binding level.
-    pub fn new_not_binding<'tcx>(value: T) -> Binder<T>
+    pub fn dummy<'tcx>(value: T) -> Binder<T>
         where T: TypeFoldable<'tcx>
     {
         assert!(!value.has_escaping_regions());

src/librustc_mir/borrow_check/nll/universal_regions.rs

@@ -545,7 +545,7 @@ impl<'cx, 'gcx, 'tcx> UniversalRegionsBuilder<'cx, 'gcx, 'tcx> {
                 assert_eq!(self.mir_def_id, def_id);
                 let output = substs.generator_return_ty(def_id, tcx);
                 let inputs_and_output = self.infcx.tcx.intern_type_list(&[defining_ty, output]);
-                ty::Binder::new_not_binding(inputs_and_output)
+                ty::Binder::dummy(inputs_and_output)
             }
 
             ty::TyFnDef(def_id, _) => {