From e55fbfd3b5b2d5a658cf2493bc48e6a9889f7e1b Mon Sep 17 00:00:00 2001
From: "rpotts%netscape.com"
 <rpotts%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Fri, 8 Sep 2000 00:30:22 +0000
Subject: [PATCH] Fixed a place where the DocShellTreeOwner was being deleted
 out from under itself...

git-svn-id: svn://10.0.0.236/trunk@78454 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/embedding/browser/webBrowser/nsDocShellTreeOwner.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/mozilla/embedding/browser/webBrowser/nsDocShellTreeOwner.cpp b/mozilla/embedding/browser/webBrowser/nsDocShellTreeOwner.cpp
index 6bd1d20103b..0e3c095e4ae 100644
--- a/mozilla/embedding/browser/webBrowser/nsDocShellTreeOwner.cpp
+++ b/mozilla/embedding/browser/webBrowser/nsDocShellTreeOwner.cpp
@@ -625,6 +625,10 @@ NS_IMETHODIMP nsDocShellTreeOwner::RemoveMouseListener()
     // Unsubscribe from mouse events
     if (mLastDOMDocument)
     {
+        // Removing the mouse listener may cause this instance to
+        // be deleted...  So, keep an extra reference to defer destruction..
+        nsCOMPtr<nsIDocShellTreeOwner> kungFuDeathGrip(this);
+
     	nsCOMPtr<nsIDOMEventReceiver> eventReceiver;
 		mLastDOMDocument->QueryInterface(NS_GET_IID(nsIDOMEventReceiver), getter_AddRefs(eventReceiver));
 		if (eventReceiver)