Don't save popup blocker whitelist modifications performed while off the reco...

chrome/browser/blocked_popup_container.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.  Use of this
 // source code is governed by a BSD-style license that can be found in the
 // LICENSE file.
 
 // Defines the public interface for the blocked popup notifications. This
 // interface should only be used by TabContents. Users and subclasses of
 // TabContents should use the appropriate methods on TabContents to access
 // information about blocked popups.
 
 // TODO(idanan): Rename class to BlockedContentContainer.
@@ skipping 260 matching lines @@
   void UpdateView();
 
   // Overridden from notificationObserver:
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
   // The TabContents that owns and constrains this BlockedPopupContainer.
   TabContents* owner_;
 
-  // The PrefService we can query to find out what's on the whitelist.
+  // The PrefService we can query to find out what's on the whitelist.  If the
+  // profile is off the record, this will be NULL.
   PrefService* prefs_;
 
   // Once the container is hidden, this is set to prevent it from reappearing.
   bool has_been_dismissed_;
 
   // Registrar to handle notifications we care about.
   NotificationRegistrar registrar_;
 
   // The whitelisted hosts, which we allow to open popups directly.
   Whitelist whitelist_;
@@ skipping 16 matching lines @@
   // Our platform specific view.
   BlockedPopupContainerView* view_;
 
   // The profile for the browser associated with the container.
   Profile* profile_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(BlockedPopupContainer);
 };
 
 #endif  // CHROME_BROWSER_BLOCKED_POPUP_CONTAINER_H_