Add chromium support for MediaStreamAudioDestinationNode

media/base/audio_capturer_source.h

 // 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 MEDIA_BASE_AUDIO_CAPTURER_SOURCE_H_
 #define MEDIA_BASE_AUDIO_CAPTURER_SOURCE_H_
 
+#include <string>
 #include <vector>
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "media/audio/audio_parameters.h"
 #include "media/base/audio_bus.h"
 #include "media/base/media_export.h"
 
 namespace media {
 
 // AudioCapturerSource is an interface representing the source for
@@ skipping 54 matching lines @@
   virtual void SetAutomaticGainControl(bool enable) = 0;
 
  protected:
   friend class base::RefCountedThreadSafe<AudioCapturerSource>;
   virtual ~AudioCapturerSource() {}
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_AUDIO_CAPTURER_SOURCE_H_