# no-browser-refs-in-toolkit Rejects for using any code from `browser/` (Desktop Firefox) inside `toolkit`, as `toolkit` is for code shared with other Gecko consumers like Firefox on Android, Thunderbird, etc. ## Examples of incorrect code for this rule ```js "chrome://browser/content/browser.xhtml" "moz-src:///browser/components/search/SearchUIUtils.sys.mjs" "moz-src://foo/browser/components/search/Foo.sys.mjs" "resource:///modules/BrowserWindowTracker.sys.mjs" "browser/browser.ftl" ``` ## Examples of correct code for this rule ```js "chrome://global/content/aboutAbout.html" "moz-src:///toolkit/components/search/SearchService.sys.mjs" "resource://gre/modules/AppConstants.sys.mjs" "toolkit/global/aboutFoo.ftl" ```