Update comment now that Chrome Frame is gone.

chrome/browser/notifications/notification_options_menu_model.cc

 // Copyright (c) 2012 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/notification_options_menu_model.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 248 matching lines @@
           extension_service->EnableExtension(id);
       }
       break;
     }
     case kOpenContentSettingsCommand: {
       chrome::HostDesktopType active_desktop = chrome::GetActiveDesktop();
       Browser* browser = chrome::FindLastActiveWithProfile(
           balloon_->profile(), active_desktop);
       if (!browser) {
         // It is possible that there is no browser window (e.g. when there are
-        // background pages, or for a chrome frame process on windows).
+        // background pages).
         browser = new Browser(Browser::CreateParams(balloon_->profile(),
                                                     active_desktop));
       }
       chrome::ShowContentSettings(browser, CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
       break;
     }
     default:
       NOTREACHED();
       break;
   }
 }