Replace scoped_ptr with unique_ptr in webrtc/modules/audio_processing/

webrtc/modules/audio_processing/audio_buffer.h

Index: webrtc/modules/audio_processing/audio_buffer.h
diff --git a/webrtc/modules/audio_processing/audio_buffer.h b/webrtc/modules/audio_processing/audio_buffer.h
index ff12ca2d954b630e3df6b4fb4e40f55ab04bdd16..928f0a43be7a7080722ac675b8e9395b709779a4 100644
--- a/webrtc/modules/audio_processing/audio_buffer.h
+++ b/webrtc/modules/audio_processing/audio_buffer.h
@@ -11,7 +11,8 @@
 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AUDIO_BUFFER_H_
 #define WEBRTC_MODULES_AUDIO_PROCESSING_AUDIO_BUFFER_H_
 
-#include "webrtc/base/scoped_ptr.h"
+#include <memory>
+
 #include "webrtc/common_audio/channel_buffer.h"
 #include "webrtc/modules/audio_processing/include/audio_processing.h"
 #include "webrtc/modules/audio_processing/splitting_filter.h"
@@ -146,14 +147,14 @@ class AudioBuffer {
   AudioFrame::VADActivity activity_;
 
   const float* keyboard_data_;
-  rtc::scoped_ptr<IFChannelBuffer> data_;
-  rtc::scoped_ptr<IFChannelBuffer> split_data_;
-  rtc::scoped_ptr<SplittingFilter> splitting_filter_;
-  rtc::scoped_ptr<ChannelBuffer<int16_t> > mixed_low_pass_channels_;
-  rtc::scoped_ptr<ChannelBuffer<int16_t> > low_pass_reference_channels_;
-  rtc::scoped_ptr<IFChannelBuffer> input_buffer_;
-  rtc::scoped_ptr<IFChannelBuffer> output_buffer_;
-  rtc::scoped_ptr<ChannelBuffer<float> > process_buffer_;
+  std::unique_ptr<IFChannelBuffer> data_;
+  std::unique_ptr<IFChannelBuffer> split_data_;
+  std::unique_ptr<SplittingFilter> splitting_filter_;
+  std::unique_ptr<ChannelBuffer<int16_t> > mixed_low_pass_channels_;
+  std::unique_ptr<ChannelBuffer<int16_t> > low_pass_reference_channels_;
+  std::unique_ptr<IFChannelBuffer> input_buffer_;
+  std::unique_ptr<IFChannelBuffer> output_buffer_;
+  std::unique_ptr<ChannelBuffer<float> > process_buffer_;
   ScopedVector<PushSincResampler> input_resamplers_;
   ScopedVector<PushSincResampler> output_resamplers_;
 };