Add the internals of RtcEvent's subclasses

webrtc/logging/rtc_event_log/rtc_event_log.h

Index: webrtc/logging/rtc_event_log/rtc_event_log.h
diff --git a/webrtc/logging/rtc_event_log/rtc_event_log.h b/webrtc/logging/rtc_event_log/rtc_event_log.h
index 26fa585011c90710e534bb05d1090704c79ea934..1c13b4eae17e53962a8bf0cd6faee2807629624c 100644
--- a/webrtc/logging/rtc_event_log/rtc_event_log.h
+++ b/webrtc/logging/rtc_event_log/rtc_event_log.h
@@ -20,6 +20,8 @@
 #include "webrtc/api/rtpparameters.h"
 #include "webrtc/common_types.h"
 // TODO(eladalon): Get rid of this later in the CL-stack.
+#include "webrtc/logging/rtc_event_log/events/rtc_event_probe_result_failure.h"
+// TODO(eladalon): Get rid of this later in the CL-stack.
 #include "webrtc/logging/rtc_event_log/rtc_stream_config.h"
 #include "webrtc/rtc_base/platform_file.h"
 
@@ -38,11 +40,6 @@ enum class MediaType;
 enum class BandwidthUsage;
 
 enum PacketDirection { kIncomingPacket = 0, kOutgoingPacket };
-enum ProbeFailureReason {
-  kInvalidSendReceiveInterval,
-  kInvalidSendReceiveRatio,
-  kTimeout
-};
 
 class RtcEventLog {
  public: