Implements hook_preprocess_HOOK() for field.tpl.php.
function edit_preprocess_field(&$variables) {
$element = $variables['element'];
$entity = $element['#object'];
$variables['attributes']['data-edit-id'] = $entity
->entityType() . '/' . $entity
->id() . '/' . $element['#field_name'] . '/' . $element['#language'] . '/' . $element['#view_mode'];
}