1 files changed, 8 insertions, 3 deletions

diff --git a/core/misc/debounce.js b/core/misc/debounce.js
index c2cfe9abe0e9..e33575670c09 100644
--- a/core/misc/debounce.js
+++ b/core/misc/debounce.js
@@ -6,26 +6,31 @@
 **/
 
 Drupal.debounce = function (func, wait, immediate) {
-  var timeout = void 0;
-  var result = void 0;
+  var timeout;
+  var result;
   return function () {
-    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
+    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
       args[_key] = arguments[_key];
     }
 
     var context = this;
+
     var later = function later() {
       timeout = null;
+
       if (!immediate) {
         result = func.apply(context, args);
       }
     };
+
     var callNow = immediate && !timeout;
     clearTimeout(timeout);
     timeout = setTimeout(later, wait);
+
     if (callNow) {
       result = func.apply(context, args);
     }
+
     return result;
   };
 };
\ No newline at end of file