From a09cfeaf940b8ee1f69713e0dccec91c67f633b8 Mon Sep 17 00:00:00 2001
From: "pinkerton%netscape.com"
 <pinkerton%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Fri, 27 Sep 2002 15:08:19 +0000
Subject: [PATCH] null check, fixes crash (bug 170371)

git-svn-id: svn://10.0.0.236/branches/CHIMERA_M1_0_1_BRANCH@130587 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/camino/src/browser/BrowserWrapper.mm  | 3 ++-
 mozilla/chimera/src/browser/BrowserWrapper.mm | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/mozilla/camino/src/browser/BrowserWrapper.mm b/mozilla/camino/src/browser/BrowserWrapper.mm
index bb9f070ffc8..3ad29e4c79a 100644
--- a/mozilla/camino/src/browser/BrowserWrapper.mm
+++ b/mozilla/camino/src/browser/BrowserWrapper.mm
@@ -225,7 +225,8 @@ const NSString* kOfflineNotificationName = @"offlineModeChanged";
     nsCOMPtr<nsIChromeEventHandler> chromeHandler;
     piWindow->GetChromeEventHandler(getter_AddRefs(chromeHandler));
     nsCOMPtr<nsIDOMEventReceiver> rec(do_QueryInterface(chromeHandler));
-    rec->AddEventListenerByIID(clickListener, NS_GET_IID(nsIDOMMouseListener));
+    if ( rec )
+      rec->AddEventListenerByIID(clickListener, NS_GET_IID(nsIDOMMouseListener));
   }
 }
 
diff --git a/mozilla/chimera/src/browser/BrowserWrapper.mm b/mozilla/chimera/src/browser/BrowserWrapper.mm
index bb9f070ffc8..3ad29e4c79a 100644
--- a/mozilla/chimera/src/browser/BrowserWrapper.mm
+++ b/mozilla/chimera/src/browser/BrowserWrapper.mm
@@ -225,7 +225,8 @@ const NSString* kOfflineNotificationName = @"offlineModeChanged";
     nsCOMPtr<nsIChromeEventHandler> chromeHandler;
     piWindow->GetChromeEventHandler(getter_AddRefs(chromeHandler));
     nsCOMPtr<nsIDOMEventReceiver> rec(do_QueryInterface(chromeHandler));
-    rec->AddEventListenerByIID(clickListener, NS_GET_IID(nsIDOMMouseListener));
+    if ( rec )
+      rec->AddEventListenerByIID(clickListener, NS_GET_IID(nsIDOMMouseListener));
   }
 }