From 86a3ad4b1face67be18539409a18ffad59c68226 Mon Sep 17 00:00:00 2001
From: "mr. M" <mauro.balades@tutanota.com>
Date: Fri, 8 Nov 2024 18:17:40 +0100
Subject: [PATCH] fix: Improve event target checking for popup tracking
 elements

---
 src/browser/base/content/ZenUIManager.mjs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/browser/base/content/ZenUIManager.mjs b/src/browser/base/content/ZenUIManager.mjs
index ad09c36e8..6e3fd803e 100644
--- a/src/browser/base/content/ZenUIManager.mjs
+++ b/src/browser/base/content/ZenUIManager.mjs
@@ -49,7 +49,7 @@ var gZenUIManager = {
     for (const el of this._popupTrackingElements) {
       // target may be inside a shadow root, not directly under the element
       // we also ignore menus inside panels
-      if (!el.contains(showEvent.explicitOriginalTarget) || (showEvent.explicitOriginalTarget && showEvent.explicitOriginalTarget?.closest('panel'))) {
+      if (!el.contains(showEvent.explicitOriginalTarget) || (showEvent.explicitOriginalTarget instanceof Element && showEvent.explicitOriginalTarget?.closest('panel'))) {
         continue;
       }
       document.removeEventListener('mousemove', this.__removeHasPopupAttribute);