Move RtcEventLog object from inside VoiceEngine to Call.

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 7f33bc2ee57c1dc2b44aeade3feaaaf87f8072a2..c6541f1099926910c6ae3128f2944c356ce1ffeb 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl.cc
@@ -43,8 +43,7 @@ RtpRtcp::Configuration::Configuration()
       transport_sequence_number_allocator(nullptr),
       send_bitrate_observer(nullptr),
       send_frame_count_observer(nullptr),
-      send_side_delay_observer(nullptr),
-      event_log(nullptr) {}
+      send_side_delay_observer(nullptr) {}
 
 RtpRtcp* RtpRtcp::CreateRtpRtcp(const RtpRtcp::Configuration& configuration) {
   if (configuration.clock) {
@@ -69,13 +68,11 @@ ModuleRtpRtcpImpl::ModuleRtpRtcpImpl(const Configuration& configuration)
                   configuration.transport_feedback_callback,
                   configuration.send_bitrate_observer,
                   configuration.send_frame_count_observer,
-                  configuration.send_side_delay_observer,
-                  configuration.event_log),
+                  configuration.send_side_delay_observer),
       rtcp_sender_(configuration.audio,
                    configuration.clock,
                    configuration.receive_statistics,
                    configuration.rtcp_packet_type_counter_observer,
-                   configuration.event_log,
                    configuration.outgoing_transport),
       rtcp_receiver_(configuration.clock,
                      configuration.receiver_only,
@@ -109,6 +106,11 @@ ModuleRtpRtcpImpl::ModuleRtpRtcpImpl(const Configuration& configuration)
   SetRtcpReceiverSsrcs(SSRC);
 }
 
+void ModuleRtpRtcpImpl::SetRtcEventLog(webrtc::RtcEventLog* event_log) {
+  rtp_sender_.SetRtcEventLog(event_log);
+  rtcp_sender_.SetRtcEventLog(event_log);
+}
+
 // Returns the number of milliseconds until the module want a worker thread
 // to call Process.
 int64_t ModuleRtpRtcpImpl::TimeUntilNextProcess() {