Convert //ios from scoped_ptr to std::unique_ptr.

ios/chrome/browser/dom_distiller/dom_distiller_service_factory.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 "ios/chrome/browser/dom_distiller/dom_distiller_service_factory.h"
 
 #include <utility>
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
+#include "base/memory/ptr_util.h"
 #include "base/memory/singleton.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "components/dom_distiller/core/article_entry.h"
 #include "components/dom_distiller/core/distiller.h"
 #include "components/dom_distiller/core/dom_distiller_service.h"
 #include "components/dom_distiller/core/dom_distiller_store.h"
 #include "components/dom_distiller/ios/distiller_page_factory_ios.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/keyed_service/ios/browser_state_dependency_manager.h"
 #include "components/leveldb_proto/proto_database.h"
 #include "components/leveldb_proto/proto_database_impl.h"
 #include "ios/chrome/browser/browser_state/browser_state_otr_helper.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
 #include "ios/web/public/browser_state.h"
 #include "ios/web/public/web_thread.h"
 
 namespace {
 // A simple wrapper for DomDistillerService to expose it as a
 // KeyedService.
 class DomDistillerKeyedService
     : public KeyedService,
       public dom_distiller::DomDistillerService {
  public:
   DomDistillerKeyedService(
-      scoped_ptr<dom_distiller::DomDistillerStoreInterface> store,
-      scoped_ptr<dom_distiller::DistillerFactory> distiller_factory,
-      scoped_ptr<dom_distiller::DistillerPageFactory> distiller_page_factory,
-      scoped_ptr<dom_distiller::DistilledPagePrefs> distilled_page_prefs)
+      std::unique_ptr<dom_distiller::DomDistillerStoreInterface> store,
+      std::unique_ptr<dom_distiller::DistillerFactory> distiller_factory,
+      std::unique_ptr<dom_distiller::DistillerPageFactory>
+          distiller_page_factory,
+      std::unique_ptr<dom_distiller::DistilledPagePrefs> distilled_page_prefs)
       : DomDistillerService(std::move(store),
                             std::move(distiller_factory),
                             std::move(distiller_page_factory),
                             std::move(distilled_page_prefs)) {}
 
   ~DomDistillerKeyedService() override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DomDistillerKeyedService);
 };
@@ skipping 15 matching lines @@
 
 DomDistillerServiceFactory::DomDistillerServiceFactory()
     : BrowserStateKeyedServiceFactory(
           "DomDistillerService",
           BrowserStateDependencyManager::GetInstance()) {
 }
 
 DomDistillerServiceFactory::~DomDistillerServiceFactory() {
 }
 
-scoped_ptr<KeyedService> DomDistillerServiceFactory::BuildServiceInstanceFor(
+std::unique_ptr<KeyedService>
+DomDistillerServiceFactory::BuildServiceInstanceFor(
     web::BrowserState* context) const {
   scoped_refptr<base::SequencedTaskRunner> background_task_runner =
       web::WebThread::GetBlockingPool()->GetSequencedTaskRunner(
           web::WebThread::GetBlockingPool()->GetSequenceToken());
 
-  scoped_ptr<leveldb_proto::ProtoDatabaseImpl<ArticleEntry>> db(
+  std::unique_ptr<leveldb_proto::ProtoDatabaseImpl<ArticleEntry>> db(
       new leveldb_proto::ProtoDatabaseImpl<ArticleEntry>(
           background_task_runner));
 
   base::FilePath database_dir(
       context->GetStatePath().Append(FILE_PATH_LITERAL("Articles")));
 
-  scoped_ptr<DomDistillerStore> dom_distiller_store(
+  std::unique_ptr<DomDistillerStore> dom_distiller_store(
       new DomDistillerStore(std::move(db), database_dir));
 
-  scoped_ptr<DistillerPageFactory> distiller_page_factory(
+  std::unique_ptr<DistillerPageFactory> distiller_page_factory(
       new DistillerPageFactoryIOS(context));
-  scoped_ptr<DistillerURLFetcherFactory> distiller_url_fetcher_factory(
+  std::unique_ptr<DistillerURLFetcherFactory> distiller_url_fetcher_factory(
       new DistillerURLFetcherFactory(context->GetRequestContext()));
 
   dom_distiller::proto::DomDistillerOptions options;
-  scoped_ptr<DistillerFactory> distiller_factory(new DistillerFactoryImpl(
+  std::unique_ptr<DistillerFactory> distiller_factory(new DistillerFactoryImpl(
       std::move(distiller_url_fetcher_factory), options));
-  scoped_ptr<DistilledPagePrefs> distilled_page_prefs(new DistilledPagePrefs(
-      ios::ChromeBrowserState::FromBrowserState(context)->GetPrefs()));
+  std::unique_ptr<DistilledPagePrefs> distilled_page_prefs(
+      new DistilledPagePrefs(
+          ios::ChromeBrowserState::FromBrowserState(context)->GetPrefs()));
 
-  return make_scoped_ptr(new DomDistillerKeyedService(
+  return base::WrapUnique(new DomDistillerKeyedService(
       std::move(dom_distiller_store), std::move(distiller_factory),
       std::move(distiller_page_factory), std::move(distilled_page_prefs)));
 }
 
 web::BrowserState* DomDistillerServiceFactory::GetBrowserStateToUse(
     web::BrowserState* context) const {
   // Makes normal profile and off-the-record profile use same service instance.
   return GetBrowserStateRedirectedInIncognito(context);
 }
 
 }  // namespace dom_distiller