From 31a263ca9146867f9769b909f0d803e414aaf400 Mon Sep 17 00:00:00 2001
From: Carl-Erik Kopseng <carlerik@gmail.com>
Date: Mon, 9 Mar 2020 14:24:12 +0100
Subject: [PATCH] Simplify sandbox fix by reusing the fix for stubs

---
 lib/sinon/sandbox.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/sinon/sandbox.js b/lib/sinon/sandbox.js
index aa5a32fe3..dd66f346e 100644
--- a/lib/sinon/sandbox.js
+++ b/lib/sinon/sandbox.js
@@ -189,10 +189,9 @@ function Sandbox() {
 
     function getFakeRestorer(object, property) {
         var descriptor = getPropertyDescriptor(object, property);
-        var shadowsPrototypeProp = typeof Object.getOwnPropertyDescriptor(object, property) === "undefined";
 
         function restorer() {
-            if (!shadowsPrototypeProp) {
+            if (descriptor.isOwn) {
                 Object.defineProperty(object, property, descriptor);
             } else {
                 delete object[property];