Removing deprecated flag FLAGS_quic_use_initial_rtt_for_stats.

net/quic/quic_connection.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/quic_connection.h"
 
 #include <string.h>
 #include <sys/types.h>
 
 #include <algorithm>
@@ skipping 1105 matching lines @@
       QuicFrame(new QuicWindowUpdateFrame(id, byte_offset)));
 }
 
 void QuicConnection::SendBlocked(QuicStreamId id) {
   // Opportunistically bundle an ack with this outgoing packet.
   ScopedPacketBundler ack_bundler(this, BUNDLE_PENDING_ACK);
   packet_generator_.AddControlFrame(QuicFrame(new QuicBlockedFrame(id)));
 }
 
 const QuicConnectionStats& QuicConnection::GetStats() {
-  if (!FLAGS_quic_use_initial_rtt_for_stats) {
-    stats_.min_rtt_us =
-        sent_packet_manager_.GetRttStats()->min_rtt().ToMicroseconds();
-    stats_.srtt_us =
-        sent_packet_manager_.GetRttStats()->smoothed_rtt().ToMicroseconds();
-  } else {
-    const RttStats* rtt_stats = sent_packet_manager_.GetRttStats();
+  const RttStats* rtt_stats = sent_packet_manager_.GetRttStats();
 
-    // Update rtt and estimated bandwidth.
-    QuicTime::Delta min_rtt = rtt_stats->min_rtt();
-    if (min_rtt.IsZero()) {
-      // If min RTT has not been set, use initial RTT instead.
-      min_rtt = QuicTime::Delta::FromMicroseconds(rtt_stats->initial_rtt_us());
-    }
-    stats_.min_rtt_us = min_rtt.ToMicroseconds();
+  // Update rtt and estimated bandwidth.
+  QuicTime::Delta min_rtt = rtt_stats->min_rtt();
+  if (min_rtt.IsZero()) {
+    // If min RTT has not been set, use initial RTT instead.
+    min_rtt = QuicTime::Delta::FromMicroseconds(rtt_stats->initial_rtt_us());
+  }
+  stats_.min_rtt_us = min_rtt.ToMicroseconds();
 
-    QuicTime::Delta srtt = rtt_stats->smoothed_rtt();
-    if (srtt.IsZero()) {
-      // If SRTT has not been set, use initial RTT instead.
-      srtt = QuicTime::Delta::FromMicroseconds(rtt_stats->initial_rtt_us());
-    }
-    stats_.srtt_us = srtt.ToMicroseconds();
+  QuicTime::Delta srtt = rtt_stats->smoothed_rtt();
+  if (srtt.IsZero()) {
+    // If SRTT has not been set, use initial RTT instead.
+    srtt = QuicTime::Delta::FromMicroseconds(rtt_stats->initial_rtt_us());
   }
+  stats_.srtt_us = srtt.ToMicroseconds();
 
   stats_.estimated_bandwidth = sent_packet_manager_.BandwidthEstimate();
   stats_.max_packet_size = packet_generator_.max_packet_length();
   return stats_;
 }
 
 void QuicConnection::ProcessUdpPacket(const IPEndPoint& self_address,
                                       const IPEndPoint& peer_address,
                                       const QuicEncryptedPacket& packet) {
   if (!connected_) {
@@ skipping 958 matching lines @@
   }
   for (const QuicFrame& frame : retransmittable_frames->frames()) {
     if (frame.type == CONNECTION_CLOSE_FRAME) {
       return true;
     }
   }
   return false;
 }
 
 }  // namespace net