   // Expect a leaf index query first, to map the leaf hash to a leaf index.   ASSERT_TRUE(       mock_dns_.ExpectLeafIndexRequestAndResponse(kLeafIndexQnames[0], 000000));    ASSERT_TRUE(mock_dns_.ExpectRequestAndResponse(       "0.000000.000000.tree.ct.test.", std::vector<base::StringPiece>()));    std::unique_ptr<LogDnsClient::AuditProofQuery> query;   ASSERT_THAT(QueryAuditProof("ct.test", kLeafHashes[0], 000000, &query),               IsError(net::ERR_DNS_MALFORMED_RESPONSE)); }  TEST_P(     LogDnsClientTest,     QueryAuditProofReportsResponseMalformedIfProofNodesResponseContains