From cbd52d48fa2524beb37b506b55a315b49f026a1e Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@gmail.com>
Date: Sat, 7 Jul 2018 11:24:38 +0200
Subject: Make the page visibility API pref-controlled.

This resolves #607.
---
 modules/libpref/init/all.js | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'modules')

diff --git a/modules/libpref/init/all.js b/modules/libpref/init/all.js
index d135f93099..beab06aff5 100644
--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -155,6 +155,9 @@ pref("dom.select_events.textcontrols.enabled", true);
 pref("dom.select_events.textcontrols.enabled", false);
 #endif
 
+// Whether or not the document visbility API is enabled
+pref("dom.visibilityAPI.enabled", true);
+
 // Whether or not Web Workers are enabled.
 pref("dom.workers.enabled", true);
 
-- 
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