From de63d9d71f92f3aa8cb3fbdc150181fae0eb61e3 Mon Sep 17 00:00:00 2001
From: David Sanders <dsanders11@ucsbalum.com>
Date: Thu, 13 May 2021 10:49:34 -0500
Subject: [PATCH] Fix leaking web workers when recording new audio message

See [#5250][0].

[0]: https://github.com/signalapp/Signal-Desktop/pull/5250
---
 js/views/recorder_view.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/js/views/recorder_view.js b/js/views/recorder_view.js
index a982f9f4ff..3cb31bc80b 100644
--- a/js/views/recorder_view.js
+++ b/js/views/recorder_view.js
@@ -58,6 +58,10 @@
       if (this.recorder.isRecording()) {
         this.recorder.cancelRecording();
       }
+
+      // Reach in and terminate the web worker used by WebAudioRecorder, otherwise
+      // it gets leaked due to a reference cycle with its onmessage listener
+      this.recorder.worker.terminate();
       this.recorder = null;
 
       if (this.interval) {