Rewrite simple uses of base::ListValue::Append(base::Value*) on CrOS.

ash/common/system/chromeos/network/tray_sms.cc

 // Copyright (c) 2012 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 "ash/common/system/chromeos/network/tray_sms.h"
 
+#include <memory>
+#include <utility>
+
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/metrics/user_metrics_action.h"
 #include "ash/common/system/tray/fixed_sized_scroll_view.h"
 #include "ash/common/system/tray/system_tray.h"
 #include "ash/common/system/tray/system_tray_bubble.h"
 #include "ash/common/system/tray/tray_constants.h"
 #include "ash/common/system/tray/tray_details_view.h"
 #include "ash/common/system/tray/tray_item_more.h"
 #include "ash/common/system/tray/tray_item_view.h"
 #include "ash/common/system/tray/tray_notification_view.h"
@@ skipping 344 matching lines @@
   if (!message.GetStringWithoutPathExpansion(
           chromeos::NetworkSmsHandler::kNumberKey, &message_number)) {
     NET_LOG_DEBUG("SMS contains no number. Ignoring.", "");
     return;
   }
 
   NET_LOG_DEBUG(
       "Received SMS from: " + message_number + " with text: " + message_text,
       "");
 
-  base::DictionaryValue* dict = new base::DictionaryValue();
+  std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue());

[sky, 2016/10/03 21:48:18]

MakeUnique?

   dict->SetString(kSmsNumberKey, message_number);
   dict->SetString(kSmsTextKey, message_text);
-  messages_.Append(dict);
+  messages_.Append(std::move(dict));
   Update(true);
 }
 
 bool TraySms::GetLatestMessage(size_t* index,
                                std::string* number,
                                std::string* text) {
   if (messages_.empty())
     return false;
   base::DictionaryValue* message;
   size_t message_index = messages_.GetSize() - 1;
@@ skipping 31 matching lines @@
       std::string number, text;
       if (GetLatestMessage(&index, &number, &text))
         notification_->Update(index, number, text);
     } else if (notify) {
       ShowNotificationView();
     }
   }
 }
 
 }  // namespace ash