First step towards moving AudioDevice from content/ to media/audio.

content/common/media/audio_stream_state.h

Index: content/common/media/audio_stream_state.h
diff --git a/content/common/media/audio_stream_state.h b/content/common/media/audio_stream_state.h
deleted file mode 100644
index 3c8cc0eaacee64ecd78873198169ba784f2d96da..0000000000000000000000000000000000000000
--- a/content/common/media/audio_stream_state.h
+++ /dev/null
@@ -1,17 +0,0 @@
-// Copyright (c) 2012 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.
-
-#ifndef CONTENT_COMMON_MEDIA_AUDIO_STREAM_STATE_H_
-#define CONTENT_COMMON_MEDIA_AUDIO_STREAM_STATE_H_
-
-// Current status of the audio output stream in the browser process. Browser
-// sends information about the current playback state and error to the
-// renderer process using this type.
-enum AudioStreamState {
-  kAudioStreamPlaying,
-  kAudioStreamPaused,
-  kAudioStreamError
-};
-
-#endif  // CONTENT_COMMON_MEDIA_AUDIO_STREAM_STATE_H_