Replace scoped_ptr with unique_ptr in webrtc/modules/audio_coding/test/

webrtc/modules/audio_coding/test/TestAllCodecs.h

Index: webrtc/modules/audio_coding/test/TestAllCodecs.h
diff --git a/webrtc/modules/audio_coding/test/TestAllCodecs.h b/webrtc/modules/audio_coding/test/TestAllCodecs.h
index e79bd69faa09320f77ee8e8fdb3a9870e6b45857..6d6f380d2933eba5fa8863aaa2424e0db939fc22 100644
--- a/webrtc/modules/audio_coding/test/TestAllCodecs.h
+++ b/webrtc/modules/audio_coding/test/TestAllCodecs.h
@@ -11,7 +11,8 @@
 #ifndef WEBRTC_MODULES_AUDIO_CODING_TEST_TESTALLCODECS_H_
 #define WEBRTC_MODULES_AUDIO_CODING_TEST_TESTALLCODECS_H_
 
-#include "webrtc/base/scoped_ptr.h"
+#include <memory>
+
 #include "webrtc/modules/audio_coding/test/ACMTest.h"
 #include "webrtc/modules/audio_coding/test/Channel.h"
 #include "webrtc/modules/audio_coding/test/PCMFile.h"
@@ -69,8 +70,8 @@ class TestAllCodecs : public ACMTest {
   void DisplaySendReceiveCodec();
 
   int test_mode_;
-  rtc::scoped_ptr<AudioCodingModule> acm_a_;
-  rtc::scoped_ptr<AudioCodingModule> acm_b_;
+  std::unique_ptr<AudioCodingModule> acm_a_;
+  std::unique_ptr<AudioCodingModule> acm_b_;
   TestPack* channel_a_to_b_;
   PCMFile infile_a_;
   PCMFile outfile_b_;