From e324dbae1d877cd0c91afcce5e4f93bed928cc2b Mon Sep 17 00:00:00 2001
From: "sfraser%netscape.com"
 <sfraser%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Wed, 16 Dec 1998 03:37:56 +0000
Subject: [PATCH] Assert on a null widget Ptr

git-svn-id: svn://10.0.0.236/trunk@16488 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/view/src/nsView.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mozilla/view/src/nsView.cpp b/mozilla/view/src/nsView.cpp
index 3670bec54ab..418dfac4da8 100644
--- a/mozilla/view/src/nsView.cpp
+++ b/mozilla/view/src/nsView.cpp
@@ -175,6 +175,8 @@ nsIView* nsView::GetViewFor(nsIWidget* aWidget)
   nsIView*  view = nsnull;
   void*     clientData;
 
+  NS_PRECONDITION(nsnull != aWidget, "null widget ptr");
+	
   // The widget's client data points back to the owning view
   if (NS_SUCCEEDED(aWidget->GetClientData(clientData))) {
     view = (nsIView*)clientData;