From 1017e09c220dee8ec5881de064fa2ebb052cc3a2 Mon Sep 17 00:00:00 2001
From: "mats.palmgren%bredband.net"
 <mats.palmgren%bredband.net@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Sun, 20 May 2007 08:05:42 +0000
Subject: [PATCH] Don't use mFirstChild when the child count is zero. b=381057
 r=aaronleventhal

git-svn-id: svn://10.0.0.236/trunk@226662 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/accessible/src/atk/nsXULTreeAccessibleWrap.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mozilla/accessible/src/atk/nsXULTreeAccessibleWrap.cpp b/mozilla/accessible/src/atk/nsXULTreeAccessibleWrap.cpp
index 99a5533319e..9ae3bbf40cc 100644
--- a/mozilla/accessible/src/atk/nsXULTreeAccessibleWrap.cpp
+++ b/mozilla/accessible/src/atk/nsXULTreeAccessibleWrap.cpp
@@ -64,7 +64,7 @@ NS_IMETHODIMP nsXULTreeAccessibleWrap::GetChildCount(PRInt32 *aAccChildCount)
   // by going through DOM structure of XUL tree
   nsAccessible::GetChildCount(aAccChildCount);
 
-  if (*aAccChildCount != eChildCountUninitialized) {
+  if (*aAccChildCount != 0 && *aAccChildCount != eChildCountUninitialized) {
     // add the count of table cell (or tree item) accessibles, which are
     // created and appended by XUL tree accessible implementation
     PRInt32 rowCount, colCount = 1;