From 6d4ad36386341615dccb2300989c20a340e44311 Mon Sep 17 00:00:00 2001
From: Viktar Donich <viktard@google.com>
Date: Wed, 9 May 2018 10:14:04 -0700
Subject: [PATCH] Use visibilityState instead of legacy document.hidden

Context here: https://www.w3.org/TR/page-visibility/#dom-document-hidden

Change-Id: I5bd34c584166f08632d546b2e530a05b0bf57755
---
 polygerrit-ui/app/elements/gr-app.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/polygerrit-ui/app/elements/gr-app.js b/polygerrit-ui/app/elements/gr-app.js
index 3dc19efcff..b8660883ec 100644
--- a/polygerrit-ui/app/elements/gr-app.js
+++ b/polygerrit-ui/app/elements/gr-app.js
@@ -131,7 +131,7 @@
       // router has been initialized. @see Issue 7837
       this._settingsUrl = Gerrit.Nav.getUrlForSettings();
 
-      this.$.reporting.appStarted(document.hidden);
+      this.$.reporting.appStarted(document.visibilityState === 'hidden');
 
       this._viewState = {
         changeView: {