, net::ERR_CONNECTION_REFUSED));    std::unique_ptr<LogDnsClient::AuditProofQuery> query;   ASSERT_THAT(QueryAuditProof("ct.test", kLeafHashes[0], kTreeSizes[0], &query),               IsError(net::ERR_CONNECTION_REFUSED)); }  TEST_P(LogDnsClientTest,        QueryAuditProofReportsTimeoutsDuringLeafIndexRequests) {   ASSERT_TRUE(mock_dns_.ExpectRequestAnd