Not used in production. Add InRecovery() method to QUIC send algorithm

net/quic/quic_sustained_bandwidth_recorder.cc

Index: net/quic/quic_sustained_bandwidth_recorder.cc
diff --git a/net/quic/quic_sustained_bandwidth_recorder.cc b/net/quic/quic_sustained_bandwidth_recorder.cc
index 9045014b40ddf1f4b7ab568eaac4434537560235..58a245bda7c4006318887582ad75dc72281dcf02 100644
--- a/net/quic/quic_sustained_bandwidth_recorder.cc
+++ b/net/quic/quic_sustained_bandwidth_recorder.cc
@@ -13,12 +13,14 @@ namespace net {
 QuicSustainedBandwidthRecorder::QuicSustainedBandwidthRecorder()
     : has_estimate_(false),
       is_recording_(false),
+      bandwidth_estimate_recorded_during_slow_start_(false),
       bandwidth_estimate_(QuicBandwidth::Zero()),
       max_bandwidth_estimate_(QuicBandwidth::Zero()),
       max_bandwidth_timestamp_(0),
       start_time_(QuicTime::Zero()) {}
 
 void QuicSustainedBandwidthRecorder::RecordEstimate(bool is_reliable_estimate,
+                                                    bool in_slow_start,
                                                     QuicBandwidth bandwidth,
                                                     QuicTime estimate_time,
                                                     QuicWallTime wall_time,
@@ -42,6 +44,7 @@ void QuicSustainedBandwidthRecorder::RecordEstimate(bool is_reliable_estimate,
   // bandwidth estimate as a valid sustained bandwidth estimate.
   if (estimate_time.Subtract(start_time_) >= srtt.Multiply(3)) {
     has_estimate_ = true;
+    bandwidth_estimate_recorded_during_slow_start_ = in_slow_start;
     bandwidth_estimate_ = bandwidth;
     DVLOG(1) << "New sustained bandwidth estimate (KBytes/s): "
              << bandwidth_estimate_.ToKBytesPerSecond();