Convert //components/[o-t]* from scoped_ptr to std::unique_ptr

components/security_interstitials/core/metrics_helper.cc

 // Copyright 2015 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 "components/security_interstitials/core/metrics_helper.h"
 
+#include <memory>
 #include <utility>
 
 #include "base/metrics/histogram.h"
 #include "base/metrics/user_metrics.h"
 #include "base/metrics/user_metrics_action.h"
 #include "components/history/core/browser/history_service.h"
 #include "components/rappor/rappor_service.h"
 #include "components/rappor/rappor_utils.h"
 #include "net/base/registry_controlled_domains/registry_controlled_domain.h"
 
@@ skipping 142 matching lines @@
   if (!settings_.extra_suffix.empty()) {
     RecordSingleDecisionToMetrics(
         decision, histogram_name + "." + settings_.extra_suffix);
   }
 }
 
 void MetricsHelper::RecordUserDecisionToRappor(Decision decision) {
   if (!rappor_service_ || (decision != PROCEED && decision != DONT_PROCEED))
     return;
 
-  scoped_ptr<rappor::Sample> sample =
+  std::unique_ptr<rappor::Sample> sample =
       rappor_service_->CreateSample(settings_.rappor_report_type);
 
   // This will populate, for example, "intersitial.malware.domain" or
   // "interstitial.ssl2.domain".  |domain| will be empty for hosts w/o TLDs.
   const std::string domain =
       rappor::GetDomainAndRegistrySampleFromGURL(request_url_);
   sample->SetStringField("domain", domain);
 
   // Only report history and decision if we have history data.
   if (num_visits_ >= 0) {
@@ skipping 32 matching lines @@
 }
 
 void MetricsHelper::OnGotHistoryCount(bool success,
                                       int num_visits,
                                       base::Time /*first_visit*/) {
   if (success)
     num_visits_ = num_visits;
 }
 
 }  // namespace security_interstitials