Deprecate FLAGS_quic_default_enable_cubic_bytes

net/quic/core/quic_sent_packet_manager.cc

Index: net/quic/core/quic_sent_packet_manager.cc
diff --git a/net/quic/core/quic_sent_packet_manager.cc b/net/quic/core/quic_sent_packet_manager.cc
index ce4ca59e516e9f3898f064e2b79f28115c8c33e3..022ce3eccc5687843b0052b6e70234721cfe0fbd 100644
--- a/net/quic/core/quic_sent_packet_manager.cc
+++ b/net/quic/core/quic_sent_packet_manager.cc
@@ -123,11 +123,7 @@ void QuicSentPacketManager::SetFromConfig(const QuicConfig& config) {
       }
     } else if (config.HasClientRequestedIndependentOption(kBYTE,
                                                           perspective_)) {
-      if (FLAGS_quic_default_enable_cubic_bytes) {
-        SetSendAlgorithm(kCubic);
-      } else {
-        SetSendAlgorithm(kCubicBytes);
-      }
+      SetSendAlgorithm(kCubic);
     }
   } else {
     if (FLAGS_quic_allow_new_bbr && config.HasReceivedConnectionOptions() &&
@@ -143,11 +139,7 @@ void QuicSentPacketManager::SetFromConfig(const QuicConfig& config) {
       }
     } else if (config.HasReceivedConnectionOptions() &&
                ContainsQuicTag(config.ReceivedConnectionOptions(), kBYTE)) {
-      if (FLAGS_quic_default_enable_cubic_bytes) {
-        SetSendAlgorithm(kCubic);
-      } else {
-        SetSendAlgorithm(kCubicBytes);
-      }
+      SetSendAlgorithm(kCubic);
     }
   }
   using_pacing_ = !FLAGS_quic_disable_pacing_for_perf_tests;