Function _buildSystemMenus

apps/background/menu.js:337–346

(values, hasToolItems)

    };

    let _buildSystemMenus = function (values, hasToolItems) {
        let sysMenuItems = [];
        String(values[0]) === '1' && sysMenuItems.push(defaultMenuOptions['download-crx']);
        String(values[1]) !== '0' && sysMenuItems.push(defaultMenuOptions['fehelper-setting']);

        if (sysMenuItems.length) {
            hasToolItems && _createSeparator();
            sysMenuItems.forEach(menu => _createItem(menu.text, [menu]));
        }
    };

    /**
     * 移除扩展专属的右键菜单