Revert r4322 "Support sending multiple report blocks and keeping track of statistics on

several SSRCs"

R=pwestin@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1774006

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4344 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.h

@@ -374,6 +374,8 @@ class ModuleRtpRtcpImpl : public RtpRtcp {
  private:
   int64_t RtcpReportInterval();
 
+  ReceiveStatistics* receive_statistics_;
+
   int32_t             id_;
   const bool                audio_;
   bool                      collision_detected_;