From 41b50569b4a921f88f181213d5ac19be5cfb3f6b Mon Sep 17 00:00:00 2001
From: "Olli.Pettay@helsinki.fi" <Olli.Pettay@helsinki.fi>
Date: Thu, 22 Mar 2007 17:01:36 -0700
Subject: [PATCH] Bug 369168, r+sr=roc

---
 layout/generic/nsFrameSetFrame.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/layout/generic/nsFrameSetFrame.cpp b/layout/generic/nsFrameSetFrame.cpp
index 01ce6f7fb24f..cd9a81cc38f2 100644
--- a/layout/generic/nsFrameSetFrame.cpp
+++ b/layout/generic/nsFrameSetFrame.cpp
@@ -1378,6 +1378,7 @@ nsHTMLFramesetFrame::RecalculateBorderResize()
   // number of any type of children
   PRUint32 numChildren = mContent->GetChildCount();
   for (childIndex = 0; childIndex < numChildren; childIndex++) {
+    childTypes[childIndex] = BLANK;
     nsIContent *child = mContent->GetChildAt(childIndex);
 
     if (child->IsNodeOfType(nsINode::eHTML)) {
@@ -1394,6 +1395,9 @@ nsHTMLFramesetFrame::RecalculateBorderResize()
       }
     }
   }
+  for (; childIndex < numCells; ++childIndex) {
+    childTypes[childIndex] = BLANK;
+  }
 
   // set the visibility and mouse sensitivity of borders
   PRInt32 verX;