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

chrome/browser/chromeos/system_logs/touch_log_source_x11.cc

 // Copyright (c) 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/chromeos/system_logs/touch_log_source.h"
 
 #include <stddef.h>
 
 #include "ash/touch/touch_hud_debug.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/process/launch.h"
 #include "components/feedback/feedback_util.h"
 #include "content/public/browser/browser_thread.h"
 
 using content::BrowserThread;
 
 namespace {
 
 const char kHUDLogDataKey[] = "hud_log";
 
 void GetTouchLogsX11(system_logs::SystemLogsResponse* response) {
-  scoped_ptr<base::DictionaryValue> dictionary =
+  std::unique_ptr<base::DictionaryValue> dictionary =
       ash::TouchHudDebug::GetAllAsDictionary();
   if (!dictionary->empty()) {
     std::string touch_log;
     JSONStringValueSerializer json(&touch_log);
     json.set_pretty_print(true);
     if (json.Serialize(*dictionary) && !touch_log.empty())
       (*response)[kHUDLogDataKey] = touch_log;
   }
 
   std::vector<std::pair<std::string, base::CommandLine>> commands;
@@ skipping 25 matching lines @@
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!callback.is_null());
 
   SystemLogsResponse* response = new SystemLogsResponse;
   BrowserThread::PostBlockingPoolTaskAndReply(
       FROM_HERE, base::Bind(&GetTouchLogsX11, response),
       base::Bind(callback, base::Owned(response)));
 }
 
 }  // namespace system_logs