& {
    @include toolbar-icons((    
        "back-button": "firefox-29/toolbar/back-large.png",
        "back-button:not(.unified-with-urlbar)": "firefox-29/toolbar/back.png",
        "bookmarks-menu-button": "firefox-29/toolbar/bookmarksMenu.png",
        "bookmarks-menu-button[starred] .toolbarbutton-menubutton-button": "firefox-29/toolbar/bookmark.png",
        "bookmarks-menu-button .toolbarbutton-menubutton-button": "firefox-29/toolbar/bookmark-hollow.png",
        "fxa-toolbar-menu-button[status="active"]": "firefox-29/toolbar/syncProgress-toolbar.png"
    ));

    @include toolbar-icons-inverted((    
        "bookmarks-menu-button": "firefox-29/toolbar/inverted/bookmarksMenu.png",
        "bookmarks-menu-button[starred] .toolbarbutton-menubutton-button": "firefox-29/toolbar/inverted/bookmark.png",
        "bookmarks-menu-button .toolbarbutton-menubutton-button": "firefox-29/toolbar/inverted/bookmark-hollow.png",
        "fxa-toolbar-menu-button[status="active"]": "firefox-29/toolbar/inverted/syncProgress-toolbar.png"
    ));

    .close-icon {
        @include set-size(16px, 16px);
        @include set-background("firefox-29/close.png");
        @include set-horizontal-states(0, 16px, 32px);
    }
}