From 8cc317c2489ac514e48c3898d4ea177a566d2d4b Mon Sep 17 00:00:00 2001
From: "locka%iol.ie" <locka%iol.ie>
Date: Wed, 26 Jul 2000 22:35:14 +0000
Subject: [PATCH] Remove browser instance from progress listener list when it
 is closed b=45817,r=valeski,a=valeski

---
 xpfe/browser/src/nsBrowserInstance.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/xpfe/browser/src/nsBrowserInstance.cpp b/xpfe/browser/src/nsBrowserInstance.cpp
index 1824bbc34690..f362ea0a0c46 100644
--- a/xpfe/browser/src/nsBrowserInstance.cpp
+++ b/xpfe/browser/src/nsBrowserInstance.cpp
@@ -1297,6 +1297,14 @@ nsBrowserInstance::Close()
   else
     mIsClosed = PR_TRUE;
 
+  // Remove listeners we may have registered
+  nsIDocShell* docShell = GetContentAreaDocShell();
+  if (docShell)
+  {
+    nsCOMPtr<nsIWebProgress> webProgress(do_GetInterface(docShell));
+    webProgress->RemoveProgressListener(NS_STATIC_CAST(nsIWebProgressListener*, this));
+  }
+
   // Undo other stuff we did in SetContentWindow.
   if ( GetContentAreaDocShell() ) {
       GetContentAreaDocShell()->SetDocLoaderObserver( 0 );