Convert chrome/common to std::unique_ptr

chrome/common/net/x509_certificate_model_nss.cc

Index: chrome/common/net/x509_certificate_model_nss.cc
diff --git a/chrome/common/net/x509_certificate_model_nss.cc b/chrome/common/net/x509_certificate_model_nss.cc
index 0853391b2323320c26e2cb241c2f0cdcfc42166b..7289dc00ac9c03dff14c06c2e5d67ea75427cbc2 100644
--- a/chrome/common/net/x509_certificate_model_nss.cc
+++ b/chrome/common/net/x509_certificate_model_nss.cc
@@ -16,6 +16,8 @@
 #include <stdint.h>
 #include <string.h>
 
+#include <memory>
+
 #include "base/logging.h"
 #include "base/numerics/safe_conversions.h"
 #include "base/strings/string_number_conversions.h"
@@ -94,14 +96,15 @@ struct NSSCMSMessageDeleter {
     NSS_CMSMessage_Destroy(x);
   }
 };
-typedef scoped_ptr<NSSCMSMessage, NSSCMSMessageDeleter> ScopedNSSCMSMessage;
+typedef std::unique_ptr<NSSCMSMessage, NSSCMSMessageDeleter>
+    ScopedNSSCMSMessage;
 
 struct FreeNSSCMSSignedData {
   inline void operator()(NSSCMSSignedData* x) const {
     NSS_CMSSignedData_Destroy(x);
   }
 };
-typedef scoped_ptr<NSSCMSSignedData, FreeNSSCMSSignedData>
+typedef std::unique_ptr<NSSCMSSignedData, FreeNSSCMSSignedData>
     ScopedNSSCMSSignedData;
 
 }  // namespace