Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/api/audiotrack.cc

Index: webrtc/api/audiotrack.cc
diff --git a/webrtc/api/audiotrack.cc b/webrtc/api/audiotrack.cc
deleted file mode 100644
index c2c9557c9e3ed56a7b1b66465e56ef93288ba245..0000000000000000000000000000000000000000
--- a/webrtc/api/audiotrack.cc
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- *  Copyright 2011 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/api/audiotrack.h"
-
-#include "webrtc/base/checks.h"
-
-using rtc::scoped_refptr;
-
-namespace webrtc {
-
-const char MediaStreamTrackInterface::kAudioKind[] = "audio";
-
-// static
-scoped_refptr<AudioTrack> AudioTrack::Create(
-    const std::string& id,
-    const scoped_refptr<AudioSourceInterface>& source) {
-  return new rtc::RefCountedObject<AudioTrack>(id, source);
-}
-
-AudioTrack::AudioTrack(const std::string& label,
-                       const scoped_refptr<AudioSourceInterface>& source)
-    : MediaStreamTrack<AudioTrackInterface>(label), audio_source_(source) {
-  if (audio_source_) {
-    audio_source_->RegisterObserver(this);
-    OnChanged();
-  }
-}
-
-AudioTrack::~AudioTrack() {
-  RTC_DCHECK(thread_checker_.CalledOnValidThread());
-  set_state(MediaStreamTrackInterface::kEnded);
-  if (audio_source_)
-    audio_source_->UnregisterObserver(this);
-}
-
-std::string AudioTrack::kind() const {
-  RTC_DCHECK(thread_checker_.CalledOnValidThread());
-  return kAudioKind;
-}
-
-AudioSourceInterface* AudioTrack::GetSource() const {
-  RTC_DCHECK(thread_checker_.CalledOnValidThread());
-  return audio_source_.get();
-}
-
-void AudioTrack::AddSink(AudioTrackSinkInterface* sink) {
-  RTC_DCHECK(thread_checker_.CalledOnValidThread());
-  if (audio_source_)
-    audio_source_->AddSink(sink);
-}
-
-void AudioTrack::RemoveSink(AudioTrackSinkInterface* sink) {
-  RTC_DCHECK(thread_checker_.CalledOnValidThread());
-  if (audio_source_)
-    audio_source_->RemoveSink(sink);
-}
-
-void AudioTrack::OnChanged() {
-  RTC_DCHECK(thread_checker_.CalledOnValidThread());
-  if (audio_source_->state() == MediaSourceInterface::kEnded) {
-    set_state(kEnded);
-  } else {
-    set_state(kLive);
-  }
-}
-
-}  // namespace webrtc