_delete_custom_logo_on_remove_site_logo

WordPress Version: 5.9

/**
 * Removes the custom_logo theme-mod when the site_logo option gets deleted.
 */
function _delete_custom_logo_on_remove_site_logo()
{
    global $_ignore_site_logo_changes;
    // Prevent _delete_site_logo_on_remove_custom_logo and
    // _delete_site_logo_on_remove_theme_mods from firing and causing an
    // infinite loop.
    $_ignore_site_logo_changes = true;
    // Remove the custom logo.
    remove_theme_mod('custom_logo');
    $_ignore_site_logo_changes = false;
}