Make FlexFEC packets paceable through RTPSender.

webrtc/modules/rtp_rtcp/include/flexfec_sender.h

Index: webrtc/modules/rtp_rtcp/include/flexfec_sender.h
diff --git a/webrtc/modules/rtp_rtcp/include/flexfec_sender.h b/webrtc/modules/rtp_rtcp/include/flexfec_sender.h
index 058e0160f654fe6d231ac195364cfdb297876aea..5023abada292d01cf405775a494315012ed7578e 100644
--- a/webrtc/modules/rtp_rtcp/include/flexfec_sender.h
+++ b/webrtc/modules/rtp_rtcp/include/flexfec_sender.h
@@ -38,6 +38,8 @@ class FlexfecSender {
                 Clock* clock);
   ~FlexfecSender();
 
+  uint32_t Ssrc() const { return ssrc_; }

[stefan-webrtc, 2016/11/13 13:38:18]

Perhaps ssrc() to make it clear that it's a simple getter?

[brandtr, 2016/11/14 09:48:08]

Done.

+
   // Sets the FEC rate, max frames sent before FEC packets are sent,
   // and what type of generator matrices are used.
   void SetFecParameters(const FecProtectionParams& params);