Re-write many calls to WrapUnique() with MakeUnique()

chrome/browser/ssl/chrome_expect_ct_reporter.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ssl/chrome_expect_ct_reporter.h"
 
 #include <string>
 
 #include "base/base64.h"
 #include "base/command_line.h"
@@ skipping 15 matching lines @@
   t.UTCExplode(&exploded);
   return base::StringPrintf(
       "%04d-%02d-%02dT%02d:%02d:%02d.%03dZ", exploded.year, exploded.month,
       exploded.day_of_month, exploded.hour, exploded.minute, exploded.second,
       exploded.millisecond);
 }
 
 std::unique_ptr<base::ListValue> GetPEMEncodedChainAsList(
     const net::X509Certificate* cert_chain) {
   if (!cert_chain)
-    return base::WrapUnique(new base::ListValue());
+    return base::MakeUnique<base::ListValue>();
 
   std::unique_ptr<base::ListValue> result(new base::ListValue());
   std::vector<std::string> pem_encoded_chain;
   cert_chain->GetPEMEncodedChain(&pem_encoded_chain);
   for (const std::string& cert : pem_encoded_chain)
-    result->Append(base::WrapUnique(new base::StringValue(cert)));
+    result->Append(base::MakeUnique<base::StringValue>(cert));
 
   return result;
 }
 
 std::string SCTOriginToString(
     net::ct::SignedCertificateTimestamp::Origin origin) {
   switch (origin) {
     case net::ct::SignedCertificateTimestamp::SCT_EMBEDDED:
       return "embedded";
     case net::ct::SignedCertificateTimestamp::SCT_FROM_TLS_EXTENSION:
@@ skipping 119 matching lines @@
   std::string serialized_report;
   if (!base::JSONWriter::Write(report, &serialized_report)) {
     LOG(ERROR) << "Failed to serialize Expect CT report";
     return;
   }
 
   UMA_HISTOGRAM_BOOLEAN("SSL.ExpectCTReportSendingAttempt", true);
 
   report_sender_->Send(report_uri, serialized_report);
 }