Use != null to handle undefined

diff --git a/lib/browser/api/dialog.js b/lib/browser/api/dialog.js
index 0966c81245a5fb5416839fab81f6139c537597e6..e57eb41b83ce4db2d1f9a609a940c0c5beb9a22a 100644 (file)
--- a/lib/browser/api/dialog.js
+++ b/lib/browser/api/dialog.js
@@ -19,7 +19,7 @@ const messageBoxOptions = {
 }
 
 const parseArgs = function (window, options, callback, ...args) {
-  if (window !== null && window.constructor !== BrowserWindow) {
+  if (window != null && window.constructor !== BrowserWindow) {
     // Shift.
     [callback, options, window] = [options, window, null]
   }