From 01aae1b346d7ba69522f4a13f1debddfdf07aa1a Mon Sep 17 00:00:00 2001 From: Thorin-Oakenpants Date: Sun, 9 Jun 2019 23:29:58 +0000 Subject: [PATCH] 2426: IntersectionObserver=> inactive, closes #737 --- user.js | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/user.js b/user.js index 6c85155..762ba38 100644 --- a/user.js +++ b/user.js @@ -1086,14 +1086,11 @@ user_pref("javascript.options.asmjs", false); /* 2422: disable WebAssembly [FF52+] [SETUP-PERF] * [1] https://developer.mozilla.org/docs/WebAssembly ***/ user_pref("javascript.options.wasm", false); -/* 2426: disable Intersection Observer API [FF53+] - * Almost a year to complete, three versions late to stable (as default false), - * number #1 cause of crashes in nightly numerous times, and is (primarily) an - * ad network API for "ad viewability checks" down to a pixel level +/* 2426: disable Intersection Observer API [FF55+] * [1] https://developer.mozilla.org/docs/Web/API/Intersection_Observer_API * [2] https://w3c.github.io/IntersectionObserver/ * [3] https://bugzilla.mozilla.org/1243846 ***/ -user_pref("dom.IntersectionObserver.enabled", false); + // user_pref("dom.IntersectionObserver.enabled", false); /* 2429: enable (limited but sufficient) window.opener protection [FF65+] * Makes rel=noopener implicit for target=_blank in anchor and area elements when no rel attribute is set ***/ user_pref("dom.targetBlankNoOpener.enabled", true);