Cast: Avoid retransmit if we sent the same packet recently (less than RTT)

media/cast/logging/proto/proto_utils.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/cast/logging/proto/proto_utils.h"
 
 #include "base/logging.h"
 
 #define TO_PROTO_ENUM(enum)  \
   case enum:                 \
     return proto::enum
 
 namespace media {
 namespace cast {
 
 proto::EventType ToProtoEventType(CastLoggingEvent event) {
   switch (event) {
     TO_PROTO_ENUM(UNKNOWN);
     TO_PROTO_ENUM(FRAME_CAPTURE_BEGIN);
     TO_PROTO_ENUM(FRAME_CAPTURE_END);
     TO_PROTO_ENUM(FRAME_ENCODED);
     TO_PROTO_ENUM(FRAME_ACK_RECEIVED);
     TO_PROTO_ENUM(FRAME_ACK_SENT);
     TO_PROTO_ENUM(FRAME_DECODED);
     TO_PROTO_ENUM(FRAME_PLAYOUT);
     TO_PROTO_ENUM(PACKET_SENT_TO_NETWORK);
     TO_PROTO_ENUM(PACKET_RETRANSMITTED);
+    TO_PROTO_ENUM(PACKET_RTX_REJECTED);
     TO_PROTO_ENUM(PACKET_RECEIVED);
   }
   NOTREACHED();
   return proto::UNKNOWN;
 }
 
 }  // namespace cast
 }  // namespace media