browser.jar:
*       content/browser/search/search.xml                           (content/search.xml)
        content/browser/search/searchbarBindings.css                (content/searchbarBindings.css)
*       content/browser/search/engineManager.xul                    (content/engineManager.xul)
*       content/browser/search/engineManager.js                     (content/engineManager.js)
