[Cast] Cleanup: Remove TransportXXXXXSender, an unnecessary layer of indirection.

media/cast/transport/transport_audio_sender.cc

Index: media/cast/transport/transport_audio_sender.cc
diff --git a/media/cast/transport/transport_audio_sender.cc b/media/cast/transport/transport_audio_sender.cc
deleted file mode 100644
index 5d06c8b0757059527e8e90dc8bbc65baa020690c..0000000000000000000000000000000000000000
--- a/media/cast/transport/transport_audio_sender.cc
+++ /dev/null
@@ -1,73 +0,0 @@
-// 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/transport/transport_audio_sender.h"
-
-#include "base/bind.h"
-#include "base/logging.h"
-#include "base/message_loop/message_loop.h"
-#include "media/cast/transport/rtp_sender/rtp_sender.h"
-
-namespace media {
-namespace cast {
-namespace transport {
-
-TransportAudioSender::TransportAudioSender(
-    const CastTransportAudioConfig& config,
-    base::TickClock* clock,
-    const scoped_refptr<base::SingleThreadTaskRunner>& transport_task_runner,
-    PacedSender* const paced_packet_sender)
-    : rtp_sender_(clock, transport_task_runner, paced_packet_sender),
-      encryptor_() {
-  initialized_ = rtp_sender_.InitializeAudio(config) &&
-      encryptor_.Initialize(config.rtp.config.aes_key,
-                            config.rtp.config.aes_iv_mask);
-}
-
-TransportAudioSender::~TransportAudioSender() {}
-
-void TransportAudioSender::SendFrame(const EncodedFrame& audio_frame) {
-  if (!initialized_) {
-    return;
-  }
-  if (encryptor_.initialized()) {
-    EncodedFrame encrypted_frame;
-    if (!EncryptAudioFrame(audio_frame, &encrypted_frame)) {
-      NOTREACHED();
-      return;
-    }
-    rtp_sender_.SendFrame(encrypted_frame);
-  } else {
-    rtp_sender_.SendFrame(audio_frame);
-  }
-}
-
-bool TransportAudioSender::EncryptAudioFrame(
-    const EncodedFrame& audio_frame, EncodedFrame* encrypted_frame) {
-  if (!initialized_) {
-    return false;
-  }
-  if (!encryptor_.Encrypt(
-          audio_frame.frame_id, audio_frame.data, &encrypted_frame->data))
-    return false;
-
-  encrypted_frame->dependency = audio_frame.dependency;
-  encrypted_frame->frame_id = audio_frame.frame_id;
-  encrypted_frame->referenced_frame_id = audio_frame.referenced_frame_id;
-  encrypted_frame->rtp_timestamp = audio_frame.rtp_timestamp;
-  encrypted_frame->reference_time = audio_frame.reference_time;
-  return true;
-}
-
-void TransportAudioSender::ResendPackets(
-    const MissingFramesAndPacketsMap& missing_frames_and_packets) {
-  if (!initialized_) {
-    return;
-  }
-  rtp_sender_.ResendPackets(missing_frames_and_packets);
-}
-
-}  // namespace transport
-}  // namespace cast
-}  // namespace media