Replace scoped_ptr with unique_ptr in webrtc/modules/audio_processing/

webrtc/modules/audio_processing/high_pass_filter_impl.h

Index: webrtc/modules/audio_processing/high_pass_filter_impl.h
diff --git a/webrtc/modules/audio_processing/high_pass_filter_impl.h b/webrtc/modules/audio_processing/high_pass_filter_impl.h
index 0e985bac7aaa76fce91f0bc5ab872a894d0205f9..a02e661d9cdc11a6bd779024b422d807be0e7ed2 100644
--- a/webrtc/modules/audio_processing/high_pass_filter_impl.h
+++ b/webrtc/modules/audio_processing/high_pass_filter_impl.h
@@ -11,9 +11,10 @@
 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_HIGH_PASS_FILTER_IMPL_H_
 #define WEBRTC_MODULES_AUDIO_PROCESSING_HIGH_PASS_FILTER_IMPL_H_
 
+#include <memory>
+
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/base/criticalsection.h"
-#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/modules/audio_processing/include/audio_processing.h"
 
 namespace webrtc {
@@ -37,7 +38,7 @@ class HighPassFilterImpl : public HighPassFilter {
   class BiquadFilter;
   rtc::CriticalSection* const crit_ = nullptr;
   bool enabled_ GUARDED_BY(crit_) = false;
-  std::vector<rtc::scoped_ptr<BiquadFilter>> filters_ GUARDED_BY(crit_);
+  std::vector<std::unique_ptr<BiquadFilter>> filters_ GUARDED_BY(crit_);
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(HighPassFilterImpl);
 };
 }  // namespace webrtc