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

webrtc/modules/audio_coding/test/insert_packet_with_timing.cc

Index: webrtc/modules/audio_coding/test/insert_packet_with_timing.cc
diff --git a/webrtc/modules/audio_coding/test/insert_packet_with_timing.cc b/webrtc/modules/audio_coding/test/insert_packet_with_timing.cc
index 481df55ffd931cf40b1e360bc42a5cc9e448605f..966f4c636c6656b32e347a072c4fd0f0b48a89ce 100644
--- a/webrtc/modules/audio_coding/test/insert_packet_with_timing.cc
+++ b/webrtc/modules/audio_coding/test/insert_packet_with_timing.cc
@@ -10,9 +10,10 @@
 
 #include <stdio.h>
 
+#include <memory>
+
 #include "gflags/gflags.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/common_types.h"
 #include "webrtc/modules/audio_coding/include/audio_coding_module.h"
 #include "webrtc/modules/audio_coding/test/Channel.h"
@@ -241,8 +242,8 @@ class InsertPacketWithTiming {
   SimulatedClock* sender_clock_;
   SimulatedClock* receiver_clock_;
 
-  rtc::scoped_ptr<AudioCodingModule> send_acm_;
-  rtc::scoped_ptr<AudioCodingModule> receive_acm_;
+  std::unique_ptr<AudioCodingModule> send_acm_;
+  std::unique_ptr<AudioCodingModule> receive_acm_;
   Channel* channel_;
 
   FILE* seq_num_fid_;  // Input (text), one sequence number per line.