Switch to using scoped_ptr with UserData

components/data_use_measurement/core/data_use_user_data.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/data_use_measurement/core/data_use_user_data.h"
 
 #if defined(OS_ANDROID)
 #include "base/android/application_status_listener.h"
 #endif
 
+#include "base/memory/ptr_util.h"
 #include "net/url_request/url_fetcher.h"
 
 namespace data_use_measurement {
 
 namespace {
 
 DataUseUserData::AppState GetCurrentAppState() {
 #if defined(OS_ANDROID)
   return base::android::ApplicationStatusListener::GetState() ==
                  base::android::APPLICATION_STATE_HAS_RUNNING_ACTIVITIES
@@ skipping 12 matching lines @@
       app_state_(app_state),
       content_type_(DataUseContentType::OTHER) {}
 
 DataUseUserData::~DataUseUserData() {}
 
 // static
 const void* const DataUseUserData::kUserDataKey =
     &DataUseUserData::kUserDataKey;
 
 // static
-base::SupportsUserData::Data* DataUseUserData::Create(
+std::unique_ptr<base::SupportsUserData::Data> DataUseUserData::Create(
     ServiceName service_name) {
-  return new DataUseUserData(service_name, GetCurrentAppState());
+  return base::MakeUnique<DataUseUserData>(service_name, GetCurrentAppState());
 }
 
 // static
 std::string DataUseUserData::GetServiceNameAsString(ServiceName service_name) {
   switch (service_name) {
     case SUGGESTIONS:
       return "Suggestions";
     case NOT_TAGGED:
       return "NotTagged";
     case TRANSLATE:
@@ skipping 79 matching lines @@
 }
 
 // static
 void DataUseUserData::AttachToFetcher(net::URLFetcher* fetcher,
                                       ServiceName service_name) {
   fetcher->SetURLRequestUserData(kUserDataKey,
                                  base::Bind(&Create, service_name));
 }
 
 }  // namespace data_use_measurement