Switching AudioInputDeviceManager from using AudioManager interface to AudioSystem one.

content/browser/renderer_host/media/audio_renderer_host_unittest.cc

 // 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.
 
 #include "content/browser/renderer_host/media/audio_renderer_host.h"
 
 #include <stdint.h>
 
 #include <memory>
 
@@ skipping 499 matching lines @@
   }
 
  private:
   // MediaStreamManager uses a DestructionObserver, so it must outlive the
   // TestBrowserThreadBundle.
   std::unique_ptr<MediaStreamManager> media_stream_manager_;
   TestBrowserThreadBundle thread_bundle_;
   TestBrowserContext browser_context_;
   std::unique_ptr<media::FakeAudioLogFactory> log_factory;
   std::unique_ptr<FakeAudioManagerWithAssociations> audio_manager_;
-  std::unique_ptr<media::AudioSystem> audio_system_;
+  media::AudioSystem::UniquePtr audio_system_;
   MockAudioMirroringManager mirroring_manager_;
   base::RunLoop auth_run_loop_;
   MockRenderProcessHostWithSignaling render_process_host_;
   scoped_refptr<MockAudioRendererHost> host_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioRendererHostTest);
 };
 
 TEST_F(AudioRendererHostTest, CreateAndClose) {
   Create();
@@ skipping 92 matching lines @@
 }
 
 TEST_F(AudioRendererHostTest, CreateFailsForInvalidRenderFrame) {
   CreateWithInvalidRenderFrameId();
   Close();
 }
 
 // TODO(hclam): Add tests for data conversation in low latency mode.
 
 }  // namespace content