API changes to Write path Session on down for FEC protection.

net/quic/reliable_quic_stream.cc

Index: net/quic/reliable_quic_stream.cc
diff --git a/net/quic/reliable_quic_stream.cc b/net/quic/reliable_quic_stream.cc
index 505666e397eb6b0623599531d985cc06b6277ee2..32ef6d32a92aa5514637152e97c57412811b2591 100644
--- a/net/quic/reliable_quic_stream.cc
+++ b/net/quic/reliable_quic_stream.cc
@@ -360,8 +360,10 @@ QuicConsumedData ReliableQuicStream::WritevData(
   IOVector data;
   data.AppendIovecAtMostBytes(iov, iov_count, write_length);
 
+  // TODO(jri): Use the correct FecProtection based on FecPolicy on stream.
   QuicConsumedData consumed_data = session()->WritevData(
-      id(), data, stream_bytes_written_, fin, ack_notifier_delegate);
+      id(), data, stream_bytes_written_, fin, MAY_FEC_PROTECT,
+      ack_notifier_delegate);
   stream_bytes_written_ += consumed_data.bytes_consumed;
 
   AddBytesSent(consumed_data.bytes_consumed);