Deprectate --quic_ignore_srbf

net/quic/congestion_control/send_algorithm_interface.h

Index: net/quic/congestion_control/send_algorithm_interface.h
diff --git a/net/quic/congestion_control/send_algorithm_interface.h b/net/quic/congestion_control/send_algorithm_interface.h
index f711e76f9205cb249cb1884b1809f1561953f188..e6c0728e47bc4c83ee3dfe2dc5f44845b9d38a36 100644
--- a/net/quic/congestion_control/send_algorithm_interface.h
+++ b/net/quic/congestion_control/send_algorithm_interface.h
@@ -47,9 +47,6 @@ class NET_EXPORT_PRIVATE SendAlgorithmInterface {
   // particularly for congestion avoidance.  Can be set any time.
   virtual void SetNumEmulatedConnections(int num_connections) = 0;
 
-  // Sets the maximum congestion window in bytes.
-  virtual void SetMaxCongestionWindow(QuicByteCount max_congestion_window) = 0;
-
   // Indicates an update to the congestion state, caused either by an incoming
   // ack or loss event timeout.  |rtt_updated| indicates whether a new
   // latest_rtt sample has been taken, |byte_in_flight| the bytes in flight