Revert of Minor QUIC cleanup to combine QuicUnackedPacketMap's

net/quic/congestion_control/tcp_loss_algorithm_test.cc

Index: net/quic/congestion_control/tcp_loss_algorithm_test.cc
diff --git a/net/quic/congestion_control/tcp_loss_algorithm_test.cc b/net/quic/congestion_control/tcp_loss_algorithm_test.cc
index d7d2d72a1e36341177096df900fb8d229220c5a3..657ab2b6cd80f5565bf75363992eefcf715eb450 100644
--- a/net/quic/congestion_control/tcp_loss_algorithm_test.cc
+++ b/net/quic/congestion_control/tcp_loss_algorithm_test.cc
@@ -171,7 +171,7 @@ TEST_F(TcpLossAlgorithmTest, DontEarlyRetransmitNeuteredPacket) {
   // Early retransmit when the final packet gets acked and the first is nacked.
   unacked_packets_.SetNotPending(2);
   unacked_packets_.NackPacket(1, 1);
-  unacked_packets_.NeuterIfPendingOrRemovePacket(1);
+  unacked_packets_.NeuterPacket(1);
   VerifyLosses(2, NULL, 0);
   EXPECT_EQ(QuicTime::Zero(), loss_algorithm_.GetLossTimeout());
 }