Add automated test for the Moztrap case: https://moztrap.mozilla.org/manage/case/11912/ Steps: 1. Launch Firefox. 2. Enable the Bookmarks Toolbar by right clicking on the navigation bar and clicking on the "Bookmarks Toolbar" option. 3. Enter Private Browsing mode using menu button > New Private Window. * The user is able to open a private window. 4. Access a website and bookmark it using the star icon from the toolbar. Make sure the bookmark is visible on the bookmarks toolbar. * The user is able to bookmark a website while in private browsing mode. 5. Close the private window and go back to the regular window. * The bookmark added in private browsing mode is also displayed on the regular window. 6. Open a new private window. * The bookmark added in the previous private window is displayed in the new private window as well.