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

chrome/browser/sync_file_system/task_logger.cc

 // Copyright 2014 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/sync_file_system/task_logger.h"
 
 #include <stddef.h>
 
 #include "base/lazy_instance.h"
 #include "base/stl_util.h"
@@ skipping 19 matching lines @@
 
 TaskLogger::TaskLog::TaskLog() : log_id(GenerateLogID()) {}
 TaskLogger::TaskLog::~TaskLog() {}
 
 TaskLogger::TaskLogger() {}
 
 TaskLogger::~TaskLogger() {
   ClearLog();
 }
 
-void TaskLogger::RecordLog(scoped_ptr<TaskLog> log) {
+void TaskLogger::RecordLog(std::unique_ptr<TaskLog> log) {
   if (!log)
     return;
 
   if (log_history_.size() >= kMaxLogSize) {
     delete log_history_.front();
     log_history_.pop_front();
   }
 
   log_history_.push_back(log.release());
 
@@ skipping 12 matching lines @@
 
 void TaskLogger::RemoveObserver(Observer* observer) {
   observers_.RemoveObserver(observer);
 }
 
 const TaskLogger::LogList& TaskLogger::GetLog() const {
   return log_history_;
 }
 
 }  // namespace sync_file_system