From cf9456d15ee5bdac8f11b4ef7c8372f6bbb2851b Mon Sep 17 00:00:00 2001
From: "roc+%cs.cmu.edu" <roc+%cs.cmu.edu@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Sat, 22 Dec 2007 08:56:57 +0000
Subject: [PATCH] Bug 409337. Discard invalidation requests made by hidden
 plugins. r=josh,sr=jst,a=beltzner

git-svn-id: svn://10.0.0.236/trunk@242009 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/layout/generic/nsObjectFrame.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mozilla/layout/generic/nsObjectFrame.cpp b/mozilla/layout/generic/nsObjectFrame.cpp
index 527834df4aa..e6d51790698 100644
--- a/mozilla/layout/generic/nsObjectFrame.cpp
+++ b/mozilla/layout/generic/nsObjectFrame.cpp
@@ -2024,7 +2024,7 @@ NS_IMETHODIMP nsPluginInstanceOwner::InvalidateRect(nsPluginRect *invalidRect)
 {
   nsresult rv = NS_ERROR_FAILURE;
 
-  if (mOwner && invalidRect) {
+  if (mOwner && invalidRect && mWidgetVisible) {
     //no reference count on view
     nsIView* view = mOwner->GetView();