tor-browser

commit b7470bd8cb29eca64ece87ddd14d730c8071c79f
parent acee44efda3c1af41c454bd6577d1a17cdb99097
Author: Brad Werth <werth@efn.org>
Date:   Tue, 14 Oct 2025 17:30:29 +0000

Bug 1993137: Only set JS timezone when JS is initialized. r=smaug,spidermonkey-reviewers,dminor

Differential Revision: https://phabricator.services.mozilla.com/D268449

Diffstat:
M
widget/nsBaseAppShell.cpp
 | 
6
+++++-

1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/widget/nsBaseAppShell.cpp b/widget/nsBaseAppShell.cpp
@@ -5,6 +5,7 @@
 
 #include "base/message_loop.h"
 
+#include "js/Initialization.h"
 #include "nsBaseAppShell.h"
 #include "nsExceptionHandler.h"
 #include "nsJSUtils.h"
@@ -97,7 +98,10 @@ void nsBaseAppShell::NativeEventCallback() {
 }
 
 void nsBaseAppShell::OnSystemTimezoneChange() {
-  nsJSUtils::ResetTimeZone();
+  // If we have JS, then we also need to update the JS timezone.
+  if (JS_IsInitialized()) {
+    nsJSUtils::ResetTimeZone();
+  }
 
   nsCOMPtr<nsIObserverService> obsSvc = mozilla::services::GetObserverService();
   if (obsSvc) {