From 6c321f2cb234de729ba2c2d9137349803a9c9528 Mon Sep 17 00:00:00 2001
From: davidliu <davidliu@deviange.net>
Date: Sat, 14 May 2022 00:55:55 +0900
Subject: [PATCH] Properly remove observer upon deconstruction (#26)

---
 pc/video_rtp_receiver.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pc/video_rtp_receiver.cc b/pc/video_rtp_receiver.cc
index ac912a7820..0e8044af3a 100644
--- a/pc/video_rtp_receiver.cc
+++ b/pc/video_rtp_receiver.cc
@@ -56,6 +56,8 @@ VideoRtpReceiver::VideoRtpReceiver(
 VideoRtpReceiver::~VideoRtpReceiver() {
   RTC_DCHECK_RUN_ON(&signaling_thread_checker_);
   RTC_DCHECK(!media_channel_);
+
+  track_->UnregisterObserver(this);
 }
 
 std::vector<std::string> VideoRtpReceiver::stream_ids() const {