Add the internals of RtcEvent's subclasses

webrtc/logging/rtc_event_log/events/rtc_event_rtcp_header_incoming.h

Index: webrtc/logging/rtc_event_log/events/rtc_event_rtcp_header_incoming.h
diff --git a/webrtc/logging/rtc_event_log/events/rtc_event_rtcp_header_incoming.h b/webrtc/logging/rtc_event_log/events/rtc_event_rtcp_header_incoming.h
index d332cf4c4920f3fd740910efc78421df9ee0146e..11061bf2ecf72463b05d8c5c24560e3e8b66f8eb 100644
--- a/webrtc/logging/rtc_event_log/events/rtc_event_rtcp_header_incoming.h
+++ b/webrtc/logging/rtc_event_log/events/rtc_event_rtcp_header_incoming.h
@@ -11,15 +11,20 @@
 #ifndef WEBRTC_LOGGING_RTC_EVENT_LOG_EVENTS_RTC_EVENT_RTCP_HEADER_INCOMING_H_
 #define WEBRTC_LOGGING_RTC_EVENT_LOG_EVENTS_RTC_EVENT_RTCP_HEADER_INCOMING_H_
 
+#include "webrtc/api/array_view.h"
 #include "webrtc/logging/rtc_event_log/events/rtc_event.h"
+#include "webrtc/rtc_base/buffer.h"
 
 namespace webrtc {
 
 class RtcEventRtcpHeaderIncoming final : public RtcEvent {
  public:
-  ~RtcEventRtcpHeaderIncoming() override = default;
+  explicit RtcEventRtcpHeaderIncoming(rtc::ArrayView<const uint8_t> packet);
+  ~RtcEventRtcpHeaderIncoming() override;
 
   Type GetType() const override;
+
+  rtc::Buffer packet_;
 };
 
 }  // namespace webrtc