First pass at fixing guest browser cookies issue.

chrome/browser/ui/app_list/model_pref_updater.cc

 // Copyright 2013 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.
 
 #include "chrome/browser/ui/app_list/model_pref_updater.h"
 
 #include "chrome/browser/ui/app_list/app_list_prefs.h"
 #include "chrome/browser/ui/app_list/extension_app_item.h"
 #include "ui/app_list/app_list_folder_item.h"
 #include "ui/app_list/app_list_item.h"
 #include "ui/app_list/app_list_model.h"
 
 namespace app_list {
 
 ModelPrefUpdater::ModelPrefUpdater(AppListPrefs* app_list_prefs,
                                    AppListModel* model)
     : app_list_prefs_(app_list_prefs), model_(model) {
+      DLOG(ERROR) << "modelpref";
   model_->AddObserver(this);
 }
 
 ModelPrefUpdater::~ModelPrefUpdater() {
   model_->RemoveObserver(this);
 }
 
 void ModelPrefUpdater::OnAppListItemAdded(AppListItem* item) {
   UpdatePrefsFromAppListItem(item);
 }
@@ skipping 17 matching lines @@
     NOTREACHED();
 
   info.parent_id = item->folder_id();
   info.position = item->position();
   info.name = item->name();
 
   app_list_prefs_->SetAppListInfo(item->id(), info);
 }
 
 }  // namespace app_list