Refactor rtcp statistics: Rtcp module take narrow interface

webrtc/modules/rtp_rtcp/source/rtcp_packet/sender_report.cc

Index: webrtc/modules/rtp_rtcp/source/rtcp_packet/sender_report.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_packet/sender_report.cc b/webrtc/modules/rtp_rtcp/source/rtcp_packet/sender_report.cc
index 59c08c3c66ef093761f7f32fab79a3efaf2720f4..9172d4d17abbbd25e7380bcee7630b0ce2ac3960 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_packet/sender_report.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_packet/sender_report.cc
@@ -10,6 +10,8 @@
 
 #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/sender_report.h"
 
+#include <utility>
+
 #include "webrtc/modules/rtp_rtcp/source/byte_io.h"
 #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/common_header.h"
 #include "webrtc/rtc_base/checks.h"
@@ -113,6 +115,15 @@ bool SenderReport::Create(uint8_t* packet,
   return true;
 }
 
+bool SenderReport::SetReportBlocks(std::vector<ReportBlock> blocks) {
+  if (blocks.size() > kMaxNumberOfReportBlocks) {
+    LOG(LS_WARNING) << "Max report blocks reached.";
+    return false;
+  }
+  report_blocks_ = std::move(blocks);
+  return true;
+}
+
 bool SenderReport::AddReportBlock(const ReportBlock& block) {
   if (report_blocks_.size() >= kMaxNumberOfReportBlocks) {
     LOG(LS_WARNING) << "Max report blocks reached.";