Reland 153623004: Remove the unified IO code on the browser

media/audio/audio_manager_base.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_BASE_H_
 #define MEDIA_AUDIO_AUDIO_MANAGER_BASE_H_
 
 #include <string>
 #include <utility>
 
@@ skipping 46 matching lines @@
   virtual void ShowAudioInputSettings() OVERRIDE;
 
   virtual void GetAudioInputDeviceNames(
       AudioDeviceNames* device_names) OVERRIDE;
 
   virtual void GetAudioOutputDeviceNames(
       AudioDeviceNames* device_names) OVERRIDE;
 
   virtual AudioOutputStream* MakeAudioOutputStream(
       const AudioParameters& params,
-      const std::string& device_id,
-      const std::string& input_device_id) OVERRIDE;
+      const std::string& device_id) OVERRIDE;
 
   virtual AudioInputStream* MakeAudioInputStream(
       const AudioParameters& params, const std::string& device_id) OVERRIDE;
 
   virtual AudioOutputStream* MakeAudioOutputStreamProxy(
       const AudioParameters& params,
-      const std::string& device_id,
-      const std::string& input_device_id) OVERRIDE;
+      const std::string& device_id) OVERRIDE;
 
   // Called internally by the audio stream when it has been closed.
   virtual void ReleaseOutputStream(AudioOutputStream* stream);
   virtual void ReleaseInputStream(AudioInputStream* stream);
 
   // Creates the output stream for the |AUDIO_PCM_LINEAR| format. The legacy
   // name is also from |AUDIO_PCM_LINEAR|.
   virtual AudioOutputStream* MakeLinearOutputStream(
       const AudioParameters& params) = 0;
 
   // Creates the output stream for the |AUDIO_PCM_LOW_LATENCY| format.
-  // |input_device_id| is used by unified IO to open the correct input device.
   virtual AudioOutputStream* MakeLowLatencyOutputStream(
       const AudioParameters& params,
-      const std::string& device_id,
-      const std::string& input_device_id) = 0;
+      const std::string& device_id) = 0;
 
   // Creates the input stream for the |AUDIO_PCM_LINEAR| format. The legacy
   // name is also from |AUDIO_PCM_LINEAR|.
   virtual AudioInputStream* MakeLinearInputStream(
       const AudioParameters& params, const std::string& device_id) = 0;
 
   // Creates the input stream for the |AUDIO_PCM_LOW_LATENCY| format.
   virtual AudioInputStream* MakeLowLatencyInputStream(
       const AudioParameters& params, const std::string& device_id) = 0;
 
@@ skipping 96 matching lines @@
 
   // Proxy for creating AudioLog objects.
   AudioLogFactory* const audio_log_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioManagerBase);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_AUDIO_MANAGER_BASE_H_