convert //testing to std::unique_ptr

testing/libfuzzer/fuzzers/es_parser_mpeg1audio_fuzzer.cc

Index: testing/libfuzzer/fuzzers/es_parser_mpeg1audio_fuzzer.cc
diff --git a/testing/libfuzzer/fuzzers/es_parser_mpeg1audio_fuzzer.cc b/testing/libfuzzer/fuzzers/es_parser_mpeg1audio_fuzzer.cc
index 1e84f6bf1e0422b45a56294162dbd524bf57c286..bcb45afe70906994d1c39a7089a3d018e3a4a6b6 100644
--- a/testing/libfuzzer/fuzzers/es_parser_mpeg1audio_fuzzer.cc
+++ b/testing/libfuzzer/fuzzers/es_parser_mpeg1audio_fuzzer.cc
@@ -5,6 +5,8 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/bind.h"
 #include "media/formats/mp2t/es_parser_mpeg1audio.h"
 
@@ -13,7 +15,7 @@ class NullMediaLog : public media::MediaLog {
   NullMediaLog() {}
 
   void DoAddEventLogString(const std::string& event) {}
-  void AddEvent(scoped_ptr<media::MediaLogEvent> event) override {}
+  void AddEvent(std::unique_ptr<media::MediaLogEvent> event) override {}
 
  protected:
   virtual ~NullMediaLog() {}