From edb82ec9f248e708092ba7f6163baa321fa3ae9e Mon Sep 17 00:00:00 2001
From: Brian Smith <brian@dbsoft.org>
Date: Sat, 22 Apr 2023 03:57:28 -0500
Subject: [PATCH] Issue #1691 - Part 11: Fix incorrect reference counting in
 ModuleScript class.

(cherry picked from commit 4ef1fa98c9518f5c107424667229ddb6f9f97767)
---
 dom/script/ModuleScript.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dom/script/ModuleScript.cpp b/dom/script/ModuleScript.cpp
index 8004ede3c6..425da8207a 100644
--- a/dom/script/ModuleScript.cpp
+++ b/dom/script/ModuleScript.cpp
@@ -132,6 +132,7 @@ ModuleScript::UnlinkModuleRecord()
                this);
     JS::SetModulePrivate(mModuleRecord, JS::UndefinedValue());
     mModuleRecord = nullptr;
+    Release();
   }
 }
 
@@ -156,6 +157,7 @@ ModuleScript::SetModuleRecord(JS::Handle<JSObject*> aModuleRecord)
   MOZ_ASSERT(JS::GetModulePrivate(mModuleRecord).isUndefined());
   JS::SetModulePrivate(mModuleRecord, JS::PrivateValue(this));
   HoldJSObjects(this);
+  AddRef();
 }
 
 void
@@ -168,7 +170,6 @@ ModuleScript::SetParseError(const JS::Value& aError)
   UnlinkModuleRecord();
   mParseError = aError;
   HoldJSObjects(this);
-  AddRef();
 }
 
 void