From 7d198d21179d95412f9a23ba1a6fa8c34f076072 Mon Sep 17 00:00:00 2001
From: "jband%netscape.com" <jband%netscape.com>
Date: Sat, 1 Apr 2000 00:33:10 +0000
Subject: [PATCH] hold an extra ref on mContext while we are calling GC. a=leaf
 to checkin while tree is closed

---
 dom/src/base/nsGlobalWindow.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/dom/src/base/nsGlobalWindow.cpp b/dom/src/base/nsGlobalWindow.cpp
index 369fdc4928f1..062060b8f0b9 100644
--- a/dom/src/base/nsGlobalWindow.cpp
+++ b/dom/src/base/nsGlobalWindow.cpp
@@ -253,7 +253,11 @@ NS_IMETHODIMP GlobalWindowImpl::SetNewDocument(nsIDOMDocument *aDocument)
       mDocument = nsnull; // Forces Release
    
    if(mContext) 
-      mContext->GC();
+   {
+      // Add an extra ref in case we release mContext during GC.
+      nsCOMPtr<nsIScriptContext> kungFuDeathGrip = mContext;
+      kungFuDeathGrip->GC();
+   }
 
    mDocument = aDocument;