From b0d475ff4b356ca79888c80369b35130f3a8750b Mon Sep 17 00:00:00 2001
From: "mark%moxienet.com" <mark%moxienet.com>
Date: Fri, 16 Sep 2005 00:05:39 +0000
Subject: [PATCH] Bug 299419, crash [@ nsEventStateManager::FireContextClick]. 
 Check for null pres shell.  r+sr=roc

---
 content/events/src/nsEventStateManager.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/content/events/src/nsEventStateManager.cpp b/content/events/src/nsEventStateManager.cpp
index 6ad1905dd2c7..19e4588ec1c4 100644
--- a/content/events/src/nsEventStateManager.cpp
+++ b/content/events/src/nsEventStateManager.cpp
@@ -1273,8 +1273,9 @@ nsEventStateManager::FireContextClick()
   // when we're through because no one else is doing anything more with this
   // event and it will get reset on the very next event to the correct frame).
   mCurrentTarget = nsnull;
-  if ( mGestureDownContent ) {
-    mCurrentTarget = mPresContext->GetPresShell()->GetPrimaryFrameFor(mGestureDownFrameOwner);
+  nsIPresShell *shell = mPresContext->GetPresShell();
+  if ( shell ) {
+    mCurrentTarget = shell->GetPrimaryFrameFor(mGestureDownFrameOwner);
 
     if ( mCurrentTarget ) {
       SetFrameExternalReference(mCurrentTarget);