[Chromecast] Upgrade to new CMA backend API

chromecast/media/cma/backend/audio_pipeline_device_default.cc

-// Copyright 2015 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 "chromecast/media/cma/backend/audio_pipeline_device_default.h"
-
-#include "chromecast/media/cma/backend/media_component_device_default.h"
-
-namespace chromecast {
-namespace media {
-
-AudioPipelineDeviceDefault::AudioPipelineDeviceDefault(
-    const MediaPipelineDeviceParams& params,
-    MediaClockDevice* media_clock_device)
-    : pipeline_(new MediaComponentDeviceDefault(params, media_clock_device)) {
-  thread_checker_.DetachFromThread();
-}
-
-AudioPipelineDeviceDefault::~AudioPipelineDeviceDefault() {
-}
-
-void AudioPipelineDeviceDefault::SetClient(Client* client) {
-  pipeline_->SetClient(client);
-}
-
-MediaComponentDevice::State AudioPipelineDeviceDefault::GetState() const {
-  return pipeline_->GetState();
-}
-
-bool AudioPipelineDeviceDefault::SetState(State new_state) {
-  bool success = pipeline_->SetState(new_state);
-  if (!success)
-    return false;
-
-  if (new_state == kStateIdle) {
-    DCHECK(IsValidConfig(config_));
-  }
-  if (new_state == kStateUninitialized) {
-    config_ = AudioConfig();
-  }
-  return true;
-}
-
-bool AudioPipelineDeviceDefault::SetStartPts(int64_t time_microseconds) {
-  return pipeline_->SetStartPts(time_microseconds);
-}
-
-MediaComponentDevice::FrameStatus AudioPipelineDeviceDefault::PushFrame(
-    DecryptContext* decrypt_context,
-    CastDecoderBuffer* buffer,
-    FrameStatusCB* completion_cb) {
-  return pipeline_->PushFrame(decrypt_context, buffer, completion_cb);
-}
-
-AudioPipelineDeviceDefault::RenderingDelay
-AudioPipelineDeviceDefault::GetRenderingDelay() const {
-  return pipeline_->GetRenderingDelay();
-}
-
-bool AudioPipelineDeviceDefault::SetConfig(const AudioConfig& config) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  if (!IsValidConfig(config))
-    return false;
-  config_ = config;
-  if (config.extra_data_size > 0)
-    config_extra_data_.assign(config.extra_data,
-                              config.extra_data + config.extra_data_size);
-  else
-    config_extra_data_.clear();
-  return true;
-}
-
-void AudioPipelineDeviceDefault::SetStreamVolumeMultiplier(float multiplier) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-}
-
-bool AudioPipelineDeviceDefault::GetStatistics(Statistics* stats) const {
-  return pipeline_->GetStatistics(stats);
-}
-
-}  // namespace media
-}  // namespace chromecast