Convert //media/audio from scoped_ptr to std::unique_ptr

media/audio/alsa/alsa_input.h

 // Copyright 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.
 
 #ifndef MEDIA_AUDIO_ALSA_ALSA_INPUT_H_
 #define MEDIA_AUDIO_ALSA_ALSA_INPUT_H_
 
 #include <alsa/asoundlib.h>
 #include <stdint.h>
 
+#include <memory>
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
 #include "media/audio/agc_audio_stream.h"
 #include "media/audio/audio_io.h"
 #include "media/audio/audio_parameters.h"
 
 namespace media {
 
 class AlsaWrapper;
 class AudioManagerBase;
@@ skipping 50 matching lines @@
   std::string device_name_;
   AudioParameters params_;
   int bytes_per_buffer_;
   AlsaWrapper* wrapper_;
   base::TimeDelta buffer_duration_;  // Length of each recorded buffer.
   AudioInputCallback* callback_;  // Valid during a recording session.
   base::TimeTicks next_read_time_;  // Scheduled time for next read callback.
   snd_pcm_t* device_handle_;  // Handle to the ALSA PCM recording device.
   snd_mixer_t* mixer_handle_; // Handle to the ALSA microphone mixer.
   snd_mixer_elem_t* mixer_element_handle_; // Handle to the capture element.
-  scoped_ptr<uint8_t[]> audio_buffer_;  // Buffer used for reading audio data.
+  std::unique_ptr<uint8_t[]>
+      audio_buffer_;  // Buffer used for reading audio data.

[danakj, 2016/04/22 22:47:35]

move the comment above the variable to its own line for less insane formating

[dcheng, 2016/04/22 23:13:19]

Done.

   bool read_callback_behind_schedule_;
-  scoped_ptr<AudioBus> audio_bus_;
+  std::unique_ptr<AudioBus> audio_bus_;
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<AlsaPcmInputStream> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AlsaPcmInputStream);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_ALSA_ALSA_INPUT_H_