Finishes the asynchronous operation started with g_file_enumerator_next_files_async().
a #GAsyncResult.
Return: a #GList of #GFileInfos. You must free the list with g_list_free() and unref the infos with g_object_unref() when you're done with them.
GException on failure.
See Implementation
Finishes the asynchronous operation started with g_file_enumerator_next_files_async().