From 50c73cf58757c90e336accc889eabb49d4594b5d Mon Sep 17 00:00:00 2001
From: Jim Mathies <jmathies@mozilla.com>
Date: Thu, 21 Oct 2010 16:59:26 -0500
Subject: [PATCH] Bug 605023 - Prevent nsChromeRegistry::ReloadChrome() from
 hiding top level widgets on windows. r=bz, a=betaN

---
 layout/base/nsDocumentViewer.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/layout/base/nsDocumentViewer.cpp b/layout/base/nsDocumentViewer.cpp
index 9d3f9ac41b..dc5bb979ac 100644
--- a/layout/base/nsDocumentViewer.cpp
+++ b/layout/base/nsDocumentViewer.cpp
@@ -2011,7 +2011,7 @@ DocumentViewerImpl::Show(void)
 NS_IMETHODIMP
 DocumentViewerImpl::Hide(void)
 {
-  if (mWindow) {
+  if (!mAttachedToParent && mWindow) {
     mWindow->Show(PR_FALSE);
   }
 
@@ -2054,7 +2054,7 @@ DocumentViewerImpl::Hide(void)
 
   nsCOMPtr<nsIBaseWindow> base_win(do_QueryReferent(mContainer));
 
-  if (base_win) {
+  if (base_win && !mAttachedToParent) {
     base_win->SetParentWidget(nsnull);
   }
 
-- 
2.11.4.GIT