Cast: Add missing enum and PacketEvent field to cast_messages.

media/cast/test/sender.cc

Index: media/cast/test/sender.cc
diff --git a/media/cast/test/sender.cc b/media/cast/test/sender.cc
index 50074b0a26418a651fe65490c2e9aabf30585904..9dd3581e30dfe6740495366983e41f19b45e699e 100644
--- a/media/cast/test/sender.cc
+++ b/media/cast/test/sender.cc
@@ -745,7 +745,7 @@ class SendProcess {
 namespace {
 void UpdateCastTransportStatus(
     media::cast::transport::CastTransportStatus status) {
-  VLOG(21) << "Transport status: " << status;
+  VLOG(1) << "Transport status: " << status;
 }
 
 void LogRawEvents(
@@ -758,6 +758,7 @@ void LogRawEvents(
        ++it) {
     cast_environment->Logging()->InsertPacketEvent(it->timestamp,
                                                    it->type,
+                                                   it->media_type,
                                                    it->rtp_timestamp,
                                                    it->frame_id,
                                                    it->packet_id,