Change QUIC's GeneralLossAlgorithm to calculate the reordering threshold it needs for each spurious…

net/quic/core/congestion_control/general_loss_algorithm_test.cc

Index: net/quic/core/congestion_control/general_loss_algorithm_test.cc
diff --git a/net/quic/core/congestion_control/general_loss_algorithm_test.cc b/net/quic/core/congestion_control/general_loss_algorithm_test.cc
index 6fa96d7b8272403e5954ac3e3e4f3db0b889dfd5..bbf2b622180067453b8c70b85a55b374c189d59b 100644
--- a/net/quic/core/congestion_control/general_loss_algorithm_test.cc
+++ b/net/quic/core/congestion_control/general_loss_algorithm_test.cc
@@ -437,6 +437,11 @@ TEST_F(GeneralLossAlgorithmTest, IncreaseThresholdUponSpuriousLoss) {
   // Advance the time 1/4 RTT and indicate the loss was spurious.
   // The new threshold should be 1/2 RTT.
   clock_.AdvanceTime(rtt_stats_.smoothed_rtt() * (1.0f / 4));
+  if (FLAGS_quic_reloadable_flag_quic_fix_adaptive_time_loss) {
+    // The flag fixes an issue where adaptive time loss would increase the
+    // reordering threshold by an extra factor of two.
+    clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(1));
+  }
   loss_algorithm_.SpuriousRetransmitDetected(unacked_packets_, clock_.Now(),
                                              rtt_stats_, 11);
   EXPECT_EQ(1, loss_algorithm_.reordering_shift());