Issue #2692971 by edward.radau: Custom markers dir appears useless after update

 */

function gmap_gmap_markerfiles_info() {

  $markerdirs = variable_get('gmap_markerfiles', array(drupal_get_path('module', 'gmap') . '/markers'));

  $markercustomdir = variable_get('gmap_marker_custom_dir', NULL);

  if ($markercustomdir) {

    $markerdirs[] = $markercustomdir;

  }

  if (module_exists('libraries')) {

    $markercustomdir = libraries_get_path('gmap_markers');