Convert //chrome/browser/safe_browsing from scoped_ptr to std::unique_ptr

chrome/browser/safe_browsing/download_feedback_service.cc

 // Copyright 2013 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/safe_browsing/download_feedback_service.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
@@ skipping 169 matching lines @@
   DCHECK(!active_feedback_.empty());
   active_feedback_.front()->Start(base::Bind(
       &DownloadFeedbackService::FeedbackComplete, base::Unretained(this)));
 }
 
 void DownloadFeedbackService::BeginFeedback(
     const std::string& ping_request,
     const std::string& ping_response,
     const base::FilePath& path) {
   DCHECK(CalledOnValidThread());
-  scoped_ptr<DownloadFeedback> feedback(
-      DownloadFeedback::Create(request_context_getter_.get(),
-                               file_task_runner_.get(),
-                               path,
-                               ping_request,
-                               ping_response));
+  std::unique_ptr<DownloadFeedback> feedback(DownloadFeedback::Create(
+      request_context_getter_.get(), file_task_runner_.get(), path,
+      ping_request, ping_response));
   active_feedback_.push_back(std::move(feedback));
   UMA_HISTOGRAM_COUNTS_100("SBDownloadFeedback.ActiveFeedbacks",
                            active_feedback_.size());
 
   if (active_feedback_.size() == 1)
     StartPendingFeedback();
 }
 
 void DownloadFeedbackService::FeedbackComplete() {
   DVLOG(1) << __FUNCTION__;
   DCHECK(CalledOnValidThread());
   DCHECK(!active_feedback_.empty());
   active_feedback_.erase(active_feedback_.begin());
   if (!active_feedback_.empty())
     StartPendingFeedback();
 }
 
 }  // namespace safe_browsing