tor-browser

commit 644f0db17749554fe23a45b43e77e61f42acdfd9
parent 959de40681ae878815a0db8f4ff5de226f423ac4
Author: Jon Coppeard <jcoppeard@mozilla.com>
Date:   Tue, 14 Oct 2025 06:49:21 +0000

Bug 1966745 - Part 2: Enable symbols as weakmap keys by default r=sfink

Differential Revision: https://phabricator.services.mozilla.com/D268377

Diffstat:
M
js/src/shell/js.cpp
 | 
2
+-
M
modules/libpref/init/StaticPrefList.yaml
 | 
2
+-

2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/js/src/shell/js.cpp b/js/src/shell/js.cpp
@@ -13238,7 +13238,7 @@ bool SetGlobalOptionsPreJSInit(const OptionParser& op) {
     JS::Prefs::set_experimental_error_iserror(true);
   }
 
-  bool symbolsAsWeakMapKeys = false;
+  bool symbolsAsWeakMapKeys = true;
   if (op.getBoolOption("enable-symbols-as-weakmap-keys")) {
     symbolsAsWeakMapKeys = true;
   }
diff --git a/modules/libpref/init/StaticPrefList.yaml b/modules/libpref/init/StaticPrefList.yaml
@@ -8993,7 +8993,7 @@
 # Experimental support for Symbols as WeakMap keys in JavaScript.
 - name: javascript.options.experimental.symbols_as_weakmap_keys
   type: bool
-  value: false
+  value: true
   mirror: always
   set_spidermonkey_pref: startup