From 1709b8a59ceb96f350598699d0ae8326c0bf0778 Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@wolfbeast.com>
Date: Sat, 23 Mar 2019 13:10:32 +0100
Subject: Revert "Unregister ProcessHangMonitor as a hang annotator on
 shutdown."

This reverts commit 68acc67ddbbd1c7a9577498ad41d079e6b9e3eac.
---
 dom/ipc/ProcessHangMonitor.cpp | 2 --
 1 file changed, 2 deletions(-)

(limited to 'dom/ipc')

diff --git a/dom/ipc/ProcessHangMonitor.cpp b/dom/ipc/ProcessHangMonitor.cpp
index 406d0bf0a..d46a1f5d5 100644
--- a/dom/ipc/ProcessHangMonitor.cpp
+++ b/dom/ipc/ProcessHangMonitor.cpp
@@ -323,8 +323,6 @@ HangMonitorChild::Shutdown()
 {
   MOZ_RELEASE_ASSERT(NS_IsMainThread());
 
-  BackgroundHangMonitor::UnregisterAnnotator(*this);
-
   MonitorAutoLock lock(mMonitor);
   while (!mShutdownDone) {
     mMonitor.Wait();
-- 
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