Moved AudioUtil static functions to AudioManager interfaces

media/audio/audio_manager.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_AUDIO_AUDIO_MANAGER_H_
 #define MEDIA_AUDIO_AUDIO_MANAGER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 102 matching lines @@
   // callback is to recreate the stream.
   class AudioDeviceListener {
    public:
     virtual void OnDeviceChange() = 0;
   };
 
   virtual void AddOutputDeviceChangeListener(AudioDeviceListener* listener) = 0;
   virtual void RemoveOutputDeviceChangeListener(
       AudioDeviceListener* listener) = 0;
 
+  // Returns the default output hardware audio parameters for opening output
+  // streams.
+  virtual AudioParameters GetDefaultOutputStreamParameters() = 0;
+
+  // Returns the default input hardware audio parameters of the specific device
+  // for opening input streams.
+  virtual AudioParameters GetDefaultInputStreamParameters(

[Chris Rogers, 2013/02/27 20:06:14]

It seems like a better name for GetDefaultInputStreamParameters() would be
GetInputStreamParameters(), since you're passing in the device and not using the
default.

[tommi (sloooow) - chröme, 2013/03/01 11:29:29]

+1

[no longer working on chromium, 2013/03/01 16:44:33]

Done.

+      const std::string& device_id) = 0;
+
  protected:
   AudioManager();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AudioManager);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_AUDIO_MANAGER_H_