Allowing buffering a LNTF (loss notification) feedback message in RTCPSender

Loss notifications may either be sent immediately, or wait until another
RTCP feedback message is sent.

Bug: webrtc:10336
Change-Id: I40601d9fa1dec6c17b2ce905cb0c8cd2dcff7893
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/139242
Commit-Queue: Elad Alon <eladalon@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28142}
diff --git a/modules/rtp_rtcp/source/rtp_rtcp_impl.cc b/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
index 843f616..ad83c9e 100644
--- a/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
+++ b/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
@@ -754,10 +754,11 @@
 
 int32_t ModuleRtpRtcpImpl::SendLossNotification(uint16_t last_decoded_seq_num,
                                                 uint16_t last_received_seq_num,
-                                                bool decodability_flag) {
+                                                bool decodability_flag,
+                                                bool buffering_allowed) {
   return rtcp_sender_.SendLossNotification(
       GetFeedbackState(), last_decoded_seq_num, last_received_seq_num,
-      decodability_flag);
+      decodability_flag, buffering_allowed);
 }
 
 void ModuleRtpRtcpImpl::SetRemoteSSRC(const uint32_t ssrc) {