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

webrtc/modules/audio_coding/test/TwoWayCommunication.cc

Index: webrtc/modules/audio_coding/test/TwoWayCommunication.cc
diff --git a/webrtc/modules/audio_coding/test/TwoWayCommunication.cc b/webrtc/modules/audio_coding/test/TwoWayCommunication.cc
index 56e136bd3499e6a5c36a64f7a57eefcdfc5af6e5..3ca7fd217d57592802f6f6ec38a940cf9676f152 100644
--- a/webrtc/modules/audio_coding/test/TwoWayCommunication.cc
+++ b/webrtc/modules/audio_coding/test/TwoWayCommunication.cc
@@ -14,6 +14,8 @@
 #include <stdio.h>
 #include <string.h>
 
+#include <memory>
+
 #ifdef WIN32
 #include <Windows.h>
 #endif
@@ -66,7 +68,7 @@ TwoWayCommunication::~TwoWayCommunication() {
 
 void TwoWayCommunication::ChooseCodec(uint8_t* codecID_A,
                                       uint8_t* codecID_B) {
-  rtc::scoped_ptr<AudioCodingModule> tmpACM(AudioCodingModule::Create(0));
+  std::unique_ptr<AudioCodingModule> tmpACM(AudioCodingModule::Create(0));
   uint8_t noCodec = tmpACM->NumberOfCodecs();
   CodecInst codecInst;
   printf("List of Supported Codecs\n");