Switching AudioInputDeviceManager from using AudioManager interface to AudioSystem one.

content/browser/speech/speech_recognizer_impl_unittest.cc

 // Copyright (c) 2013 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 <stddef.h>
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/run_loop.h"
@@ skipping 73 matching lines @@
     const int channels =
         ChannelLayoutToChannelCount(SpeechRecognizerImpl::kChannelLayout);
     bytes_per_sample_ = SpeechRecognizerImpl::kNumBitsPerAudioSample / 8;
     const int frames = audio_packet_length_bytes / channels / bytes_per_sample_;
     audio_bus_ = media::AudioBus::Create(channels, frames);
     audio_bus_->Zero();
   }
 
   ~SpeechRecognizerImplTest() override {
     // Deleting |audio_manager_| on audio thread.
+    audio_system_.reset();
     audio_manager_.reset();
     audio_thread_.Stop();
   }
 
   void CheckEventsConsistency() {
     // Note: "!x || y" == "x implies y".
     EXPECT_TRUE(!recognition_ended_ || recognition_started_);
     EXPECT_TRUE(!audio_ended_ || audio_started_);
     EXPECT_TRUE(!sound_ended_ || sound_started_);
     EXPECT_TRUE(!audio_started_ || recognition_started_);
@@ skipping 108 matching lines @@
     // which means AudioSystem reply containing device parameters is already
     // queued on the main thread.
     event.RunAndWait();
   }
 
  protected:
   TestBrowserThreadBundle thread_bundle_;
   scoped_refptr<SpeechRecognizerImpl> recognizer_;
   base::Thread audio_thread_;
   media::MockAudioManager::UniquePtr audio_manager_;
-  std::unique_ptr<media::AudioSystem> audio_system_;
+  media::AudioSystem::UniquePtr audio_system_;
   bool recognition_started_;
   bool recognition_ended_;
   bool result_received_;
   bool audio_started_;
   bool audio_ended_;
   bool sound_started_;
   bool sound_ended_;
   SpeechRecognitionErrorCode error_;
   net::TestURLFetcherFactory url_fetcher_factory_;
   TestAudioInputControllerFactory audio_input_controller_factory_;
@@ skipping 415 matching lines @@
 
   EXPECT_EQ(SPEECH_RECOGNITION_ERROR_NONE, error_);
   EXPECT_FALSE(audio_ended_);
   EXPECT_FALSE(recognition_ended_);
   recognizer_->AbortRecognition();
   base::RunLoop().RunUntilIdle();
   CheckFinalEventsConsistency();
 }
 
 }  // namespace content