From 6ea5bf420d1acb0649ce5c0e27b1716eaeb69961 Mon Sep 17 00:00:00 2001
From: Aleksander Nowodzinski <a.nowodzinski@cksource.com>
Date: Thu, 18 Aug 2022 15:34:29 +0200
Subject: [PATCH] (Hack) Excluded the TooltipManager singleton from the
 ContextWatchdog property connection.

---
 packages/ckeditor5-ui/src/tooltipmanager.js          | 3 +++
 packages/ckeditor5-watchdog/src/utils/getsubnodes.js | 1 +
 2 files changed, 4 insertions(+)

diff --git a/packages/ckeditor5-ui/src/tooltipmanager.js b/packages/ckeditor5-ui/src/tooltipmanager.js
index ca111468777..73e69d44196 100644
--- a/packages/ckeditor5-ui/src/tooltipmanager.js
+++ b/packages/ckeditor5-ui/src/tooltipmanager.js
@@ -72,6 +72,9 @@ export default class TooltipManager {
 	 * @param {module:core/editor/editor~Editor} editor
 	 */
 	constructor( editor ) {
+		// See: ContextWatchdog.
+		this._watchdogExcluded = true;
+
 		TooltipManager._editors.add( editor );
 
 		// TooltipManager must be a singleton. Multiple instances would mean multiple tooltips attached
diff --git a/packages/ckeditor5-watchdog/src/utils/getsubnodes.js b/packages/ckeditor5-watchdog/src/utils/getsubnodes.js
index bca9c677488..eb3cd2aa09e 100644
--- a/packages/ckeditor5-watchdog/src/utils/getsubnodes.js
+++ b/packages/ckeditor5-watchdog/src/utils/getsubnodes.js
@@ -83,6 +83,7 @@ function shouldNodeBeSkipped( node ) {
 
 		node === undefined ||
 		node === null ||
+		node._watchdogExcluded === true ||
 
 		// Skip native DOM objects, e.g. Window, nodes, events, etc.
 		node instanceof EventTarget ||