First round of dead file removal

experimental/conways_life/audio/audio_source.h

-// Copyright (c) 2011 The Native Client Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef AUDIO_SOURCE_H_
-#define AUDIO_SOURCE_H_
-
-#include "experimental/conways_life/web_resource_loader.h"
-
-namespace pp {
-class Audio;
-class Instance;
-}
-
-namespace audio {
-
-// AudioSource declares the interface for a class that can be assigned to an
-// AudioPlayer instance.
-class AudioSource {
- public:
-  AudioSource() {}
-  virtual ~AudioSource() = 0;
-
-  // Return whether the audio source is ready to play.
-  virtual bool IsReady() const = 0;
-
-  // Get the audio data.
-  virtual int32_t GetSampleRate() const = 0;
-  virtual const char* GetAudioData() const = 0;
-  virtual size_t GetAudioDataSize() const = 0;
-};
-
-inline AudioSource::~AudioSource() {}
-
-}  // namespace audio
-
-#endif  // AUDIO_SOURCE_H_