Remove FLAGS_quic_limit_max_cwnd_to_receive_buffer.

net/quic/congestion_control/send_algorithm_interface.cc

Index: net/quic/congestion_control/send_algorithm_interface.cc
diff --git a/net/quic/congestion_control/send_algorithm_interface.cc b/net/quic/congestion_control/send_algorithm_interface.cc
index bc3ee8fa9e5072eba0174a3126b266818ff7bb57..77d8900f4c6ef699129e310725e3b8575e5d4fb6 100644
--- a/net/quic/congestion_control/send_algorithm_interface.cc
+++ b/net/quic/congestion_control/send_algorithm_interface.cc
@@ -21,10 +21,8 @@ SendAlgorithmInterface* SendAlgorithmInterface::Create(
     QuicConnectionStats* stats,
     QuicPacketCount initial_congestion_window) {
   const QuicPacketCount max_congestion_window =
-      FLAGS_quic_limit_max_cwnd_to_receive_buffer
-          ? (kDefaultSocketReceiveBuffer * kUsableRecieveBufferFraction) /
-                kDefaultTCPMSS
-          : kMaxTcpCongestionWindow;
+      (kDefaultSocketReceiveBuffer * kUsableRecieveBufferFraction) /
+      kDefaultTCPMSS;
   switch (congestion_control_type) {
     case kCubic:
       return new TcpCubicSender(clock, rtt_stats, false /* don't use Reno */,