Remove chain of methods in RtpRtcp module to get current payload frequency for RTCP SRs

webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc

Index: webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc b/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
index dfa146e780424501884fa1c0515758edbd37b897..c219cb1e001bb793e0461399e774dfcbc9aeade1 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
@@ -313,7 +313,6 @@ RTCPSender::FeedbackState ModuleRtpRtcpImpl::GetFeedbackState() {
 
   RTCPSender::FeedbackState state;
   state.send_payload_type = SendPayloadType();
-  state.frequency_hz = CurrentSendFrequencyHz();
   state.packets_sent = rtp_stats.transmitted.packets +
                        rtx_stats.transmitted.packets;
   state.media_bytes_sent = rtp_stats.transmitted.payload_bytes +
@@ -332,10 +331,6 @@ RTCPSender::FeedbackState ModuleRtpRtcpImpl::GetFeedbackState() {
   return state;
 }
 
-int ModuleRtpRtcpImpl::CurrentSendFrequencyHz() const {
-  return rtp_sender_.SendPayloadFrequency();
-}
-
 int32_t ModuleRtpRtcpImpl::SetSendingStatus(const bool sending) {
   if (rtcp_sender_.Sending() != sending) {
     // Sends RTCP BYE when going from true to false