user.js

commit 01aae1b346d7ba69522f4a13f1debddfdf07aa1a
parent c2dbdcd4ec1f32431859fe75af09a0f1b73ec162
Author: Thorin-Oakenpants <Thorin-Oakenpants@users.noreply.github.com>
Date:   Sun,  9 Jun 2019 23:29:58 +0000

2426: IntersectionObserver=> inactive, closes #737
Diffstat:
M
user.js
 | 
7
++-----

1 file changed, 2 insertions(+), 5 deletions(-)
diff --git 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);