Let session methods that write data take argument of TransmissionType so that it's clear at which transmission type the data is written.

gfe-relnote: no behavior change. not protected.
PiperOrigin-RevId: 298673372
Change-Id: Ibe1e680be7bce0e6310f8b6db50f7f86c4c8a206
diff --git a/quic/core/quic_stream.h b/quic/core/quic_stream.h
index 9efbe50..36aec05 100644
--- a/quic/core/quic_stream.h
+++ b/quic/core/quic_stream.h
@@ -313,10 +313,12 @@
                                  bool fin_lost);
 
   // Called to retransmit outstanding portion in data [offset, offset +
-  // data_length) and |fin|. Returns true if all data gets retransmitted.
+  // data_length) and |fin| with Transmission |type|.
+  // Returns true if all data gets retransmitted.
   virtual bool RetransmitStreamData(QuicStreamOffset offset,
                                     QuicByteCount data_length,
-                                    bool fin);
+                                    bool fin,
+                                    TransmissionType type);
 
   // Sets deadline of this stream to be now + |ttl|, returns true if the setting
   // succeeds.