Validates sending RTCP before RTP.

webrtc/modules/rtp_rtcp/source/rtcp_sender.h

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 138 matching lines @@
 
   void SetCsrcs(const std::vector<uint32_t>& csrcs);
 
   void SetTargetBitrate(unsigned int target_bitrate);
   bool SendFeedbackPacket(const rtcp::TransportFeedback& packet);
 
  private:
   class RtcpContext;
 
   // Determine which RTCP messages should be sent and setup flags.
-  void PrepareReport(const std::set<RTCPPacketType>& packetTypes,
-                     const FeedbackState& feedback_state)
+  void PrepareReport(const FeedbackState& feedback_state)
       EXCLUSIVE_LOCKS_REQUIRED(critical_section_rtcp_sender_);
 
   bool AddReportBlock(const FeedbackState& feedback_state,
                       uint32_t ssrc,
                       StreamStatistician* statistician)
       EXCLUSIVE_LOCKS_REQUIRED(critical_section_rtcp_sender_);
 
   std::unique_ptr<rtcp::RtcpPacket> BuildSR(const RtcpContext& context)
       EXCLUSIVE_LOCKS_REQUIRED(critical_section_rtcp_sender_);
   std::unique_ptr<rtcp::RtcpPacket> BuildRR(const RtcpContext& context)
@@ skipping 117 matching lines @@
 
   typedef std::unique_ptr<rtcp::RtcpPacket> (RTCPSender::*BuilderFunc)(
       const RtcpContext&);
   std::map<RTCPPacketType, BuilderFunc> builders_;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(RTCPSender);
 };
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_SENDER_H_