Caching AudioOutputDevice instances in mixer manager

media/mojo/services/test_mojo_media_client.h

 // Copyright 2014 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_MOJO_SERVICES_TEST_MOJO_MEDIA_CLIENT_H_
 #define MEDIA_MOJO_SERVICES_TEST_MOJO_MEDIA_CLIENT_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 19 matching lines @@
   std::unique_ptr<RendererFactory> CreateRendererFactory(
       const scoped_refptr<MediaLog>& media_log) final;
   AudioRendererSink* CreateAudioRendererSink() final;
   VideoRendererSink* CreateVideoRendererSink(
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner) final;
   std::unique_ptr<CdmFactory> CreateCdmFactory(
       shell::mojom::InterfaceProvider* /* interface_provider */) final;
 
  private:
   ScopedAudioManagerPtr audio_manager_;
-  std::unique_ptr<AudioHardwareConfig> audio_hardware_config_;
   scoped_refptr<AudioRendererSink> audio_renderer_sink_;
   std::unique_ptr<VideoRendererSink> video_renderer_sink_;
 
   DISALLOW_COPY_AND_ASSIGN(TestMojoMediaClient);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_SERVICES_TEST_MOJO_MEDIA_CLIENT_H_