Need to load the permissions lists every time at startup for notifications....

chrome/browser/notifications/desktop_notification_service.cc

 // 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.
 
 #include "chrome/browser/notifications/desktop_notification_service.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/thread.h"
 #include "chrome/browser/browser_list.h"
@@ skipping 135 matching lines @@
   InitPrefs();
 }
 
 DesktopNotificationService::~DesktopNotificationService() {
 }
 
 // Initialize the cache with the allowed and denied origins, or
 // create the preferences if they don't exist yet.
 void DesktopNotificationService::InitPrefs() {
   PrefService* prefs = profile_->GetPrefs();
-  ListValue* allowed_sites = NULL;
-  ListValue* denied_sites = NULL;
+  const ListValue* allowed_sites;
+  const ListValue* denied_sites;
 
-  if (prefs->FindPreference(prefs::kDesktopNotificationAllowedOrigins))
-    allowed_sites =
-        prefs->GetMutableList(prefs::kDesktopNotificationAllowedOrigins);
-  else
+  if (!prefs->FindPreference(prefs::kDesktopNotificationAllowedOrigins))
     prefs->RegisterListPref(prefs::kDesktopNotificationAllowedOrigins);
+  allowed_sites = prefs->GetList(prefs::kDesktopNotificationAllowedOrigins);
 
-  if (prefs->FindPreference(prefs::kDesktopNotificationDeniedOrigins))
-    denied_sites =
-        prefs->GetMutableList(prefs::kDesktopNotificationDeniedOrigins);
-  else
+  if (!prefs->FindPreference(prefs::kDesktopNotificationDeniedOrigins))
     prefs->RegisterListPref(prefs::kDesktopNotificationDeniedOrigins);
+  denied_sites = prefs->GetList(prefs::kDesktopNotificationDeniedOrigins);
 
   prefs_cache_ = new NotificationsPrefsCache(allowed_sites, denied_sites);
 }
 
 void DesktopNotificationService::GrantPermission(const GURL& origin) {
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
   PrefService* prefs = profile_->GetPrefs();
   ListValue* allowed_sites =
       prefs->GetMutableList(prefs::kDesktopNotificationAllowedOrigins);
   ListValue* denied_sites =
@@ skipping 45 matching lines @@
   if (!browser) {
     // Reached during ui tests.
     return;
   }
   TabContents* tab = browser->GetSelectedTabContents();
   if (!tab)
     return;
   tab->AddInfoBar(new NotificationPermissionInfoBarDelegate(tab, origin,
                                                             callback_context));
 }