Minor change to QUIC's retransmission to not link old retransmissions

net/quic/quic_sent_packet_manager_test.cc

Index: net/quic/quic_sent_packet_manager_test.cc
diff --git a/net/quic/quic_sent_packet_manager_test.cc b/net/quic/quic_sent_packet_manager_test.cc
index 09720606ab9b5b1ea5f9270bcdeb811961fb49ac..6b33f45661fc34c5bba6712b7d2c6e7d865aff20 100644
--- a/net/quic/quic_sent_packet_manager_test.cc
+++ b/net/quic/quic_sent_packet_manager_test.cc
@@ -975,7 +975,7 @@ TEST_F(QuicSentPacketManagerTest, CryptoHandshakeTimeoutVersionNegotiation) {
 
   // Now act like a version negotiation packet arrived, which would cause all
   // unacked packets to be retransmitted.
-  manager_.RetransmitUnackedPackets(ALL_PACKETS);
+  manager_.RetransmitUnackedPackets(ALL_UNACKED_RETRANSMISSION);
 
   // Ensure the first two pending packets are the crypto retransmits.
   ASSERT_TRUE(manager_.HasPendingRetransmissions());
@@ -985,6 +985,13 @@ TEST_F(QuicSentPacketManagerTest, CryptoHandshakeTimeoutVersionNegotiation) {
   RetransmitNextPacket(9);
 
   EXPECT_TRUE(manager_.HasPendingRetransmissions());
+  // Send 3 more data packets and ensure the least unacked is raised.
+  RetransmitNextPacket(10);
+  RetransmitNextPacket(11);
+  RetransmitNextPacket(12);
+  EXPECT_FALSE(manager_.HasPendingRetransmissions());
+
+  EXPECT_EQ(8u, manager_.GetLeastUnacked());
 }
 
 TEST_F(QuicSentPacketManagerTest, CryptoHandshakeSpuriousRetransmission) {
@@ -1043,7 +1050,7 @@ TEST_F(QuicSentPacketManagerTest,
 
   // Now retransmit all the unacked packets, which occurs when there is a
   // version negotiation.
-  manager_.RetransmitUnackedPackets(ALL_PACKETS);
+  manager_.RetransmitUnackedPackets(ALL_UNACKED_RETRANSMISSION);
   QuicPacketSequenceNumber unacked[] = { 1, 2 };
   VerifyUnackedPackets(unacked, arraysize(unacked));
   EXPECT_TRUE(manager_.HasPendingRetransmissions());