Change CryptoHandshakeMessage::GetTaglist to tag a QuicTagVector*

net/tools/quic/stateless_rejector_test.cc

Index: net/tools/quic/stateless_rejector_test.cc
diff --git a/net/tools/quic/stateless_rejector_test.cc b/net/tools/quic/stateless_rejector_test.cc
index 190121cb48ab251531ed3ee254da6bee0e7fcb0c..20fe8bce86bbddc29ad7ec9c071b47a7068c4823 100644
--- a/net/tools/quic/stateless_rejector_test.cc
+++ b/net/tools/quic/stateless_rejector_test.cc
@@ -239,11 +239,9 @@ TEST_P(StatelessRejectorTest, RejectChlo) {
   ASSERT_EQ(StatelessRejector::REJECTED, rejector_->state());
   const CryptoHandshakeMessage& reply = rejector_->reply();
   EXPECT_EQ(kSREJ, reply.tag());
-  const uint32_t* reject_reasons;
-  size_t num_reject_reasons;
-  EXPECT_EQ(QUIC_NO_ERROR,
-            reply.GetTaglist(kRREJ, &reject_reasons, &num_reject_reasons));
-  EXPECT_EQ(1u, num_reject_reasons);
+  QuicTagVector reject_reasons;
+  EXPECT_EQ(QUIC_NO_ERROR, reply.GetTaglist(kRREJ, &reject_reasons));
+  EXPECT_EQ(1u, reject_reasons.size());
   EXPECT_EQ(INVALID_EXPECTED_LEAF_CERTIFICATE,
             static_cast<HandshakeFailureReason>(reject_reasons[0]));
 }