From 995f3117b083f526f5f4e1a1d8b4f90dbee50445 Mon Sep 17 00:00:00 2001
From: FranklinDM <mrmineshafter17@gmail.com>
Date: Wed, 5 Apr 2023 14:15:50 +0800
Subject: [PATCH] Issue #2053 - Part 1: Performance should be an EventTarget

Some sites (e.g. Bitbucket) are now calling `performance.addEventListener` and expect that Performance is an EventTarget.

Based on https://bugzilla.mozilla.org/show_bug.cgi?id=1432522
---
 dom/webidl/Performance.webidl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dom/webidl/Performance.webidl b/dom/webidl/Performance.webidl
index e811e1cee2..16223065d0 100644
--- a/dom/webidl/Performance.webidl
+++ b/dom/webidl/Performance.webidl
@@ -14,7 +14,7 @@ typedef double DOMHighResTimeStamp;
 typedef sequence <PerformanceEntry> PerformanceEntryList;
 
 [Exposed=(Window,Worker)]
-interface Performance {
+interface Performance : EventTarget {
   [DependsOn=DeviceState, Affects=Nothing]
   DOMHighResTimeStamp now();