Convert //components/[f-n]* from scoped_ptr to std::unique_ptr

components/ntp_snippets/ntp_snippets_fetcher.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 "components/ntp_snippets/ntp_snippets_fetcher.h"
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/path_service.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 61 matching lines @@
 NTPSnippetsFetcher::NTPSnippetsFetcher(
     scoped_refptr<base::SequencedTaskRunner> file_task_runner,
     scoped_refptr<URLRequestContextGetter> url_request_context_getter,
     bool is_stable_channel)
     : file_task_runner_(file_task_runner),
       url_request_context_getter_(url_request_context_getter),
       is_stable_channel_(is_stable_channel) {}
 
 NTPSnippetsFetcher::~NTPSnippetsFetcher() {}
 
-scoped_ptr<NTPSnippetsFetcher::SnippetsAvailableCallbackList::Subscription>
+std::unique_ptr<NTPSnippetsFetcher::SnippetsAvailableCallbackList::Subscription>
 NTPSnippetsFetcher::AddCallback(const SnippetsAvailableCallback& callback) {
   return callback_list_.Add(callback);
 }
 
 void NTPSnippetsFetcher::FetchSnippets(const std::set<std::string>& hosts,
                                        int count) {
   // TODO(treib): What to do if there's already a pending request?
   const std::string& key = is_stable_channel_
                                ? google_apis::GetAPIKey()
                                : google_apis::GetNonStableAPIKey();
@@ skipping 43 matching lines @@
 
   } else {
     bool stores_result_to_string = source->GetResponseAsString(&response);
     DCHECK(stores_result_to_string);
   }
 
   callback_list_.Notify(response, message);
 }
 
 }  // namespace ntp_snippets