Disable Page Visibility API version history - 2 versions
Be careful with old versions! These versions are displayed for testing and reference purposes.
You should always use the latest version of an add-on.
Released Dec 19, 2017 - 4.78 KB
Works with firefox 57.0 and later, android 57.0 and later
* Force 'document.visibilityState' to return "visible". Before only 'document.hidden' was overridden by the add-on. * The attributes 'configurable' and 'enumerable' of the overridden properties 'document.hidden' and 'document.visibilityState' are now 'true' to reflect their untampered state.