LayerPtr point_layer_as_layer(PointLayer *point_layer);
// NOTE: create_point_layer and create_point_layer_from_line_stream do
// not own id_name_prefix
-PointLayer create_point_layer(const char *id_name_prefix);
-PointLayer *create_point_layer_from_memory(Memory *memory, const char *id_name_prefix);
+PointLayer *create_point_layer(Memory *memory, const char *id_name_prefix);
void point_layer_load(PointLayer *point_layer,
Memory *memory,
String *input);