private BytesReference source;
private String[] types = Strings.EMPTY_ARRAY;
@Nullable
private Set<String> routing;
@Nullable
<BUG>private String[] filteringAliases;
ShardDeleteByQueryRequest(IndexDeleteByQueryRequest request, int shardId) {</BUG>
super(request);
this.index = request.index();
this.source = request.source();

private BytesReference source;
private String[] types = Strings.EMPTY_ARRAY;
@Nullable
private Set<String> routing;
@Nullable
private String[] filteringAliases;
private long nowInMillis;
ShardDeleteByQueryRequest(IndexDeleteByQueryRequest request, int shardId) {
super(request);
this.index = request.index();
this.source = request.source();
