Replace unique_ptr.reset/release with std::move under src/extensions

extensions/browser/api/alarms/alarm_manager.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 "extensions/browser/api/alarms/alarm_manager.h"
 
 #include <stddef.h>
 
 #include <utility>
 
@@ skipping 291 matching lines @@
 void AlarmManager::WriteToStorage(const std::string& extension_id) {
   StateStore* storage = ExtensionSystem::Get(browser_context_)->state_store();
   if (!storage)
     return;
 
   std::unique_ptr<base::Value> alarms;
   AlarmMap::iterator list = alarms_.find(extension_id);
   if (list != alarms_.end())
     alarms = AlarmsToValue(list->second);
   else
-    alarms.reset(AlarmsToValue(AlarmList()).release());
+    alarms = AlarmsToValue(AlarmList());
   storage->SetExtensionValue(extension_id, kRegisteredAlarms,
                              std::move(alarms));
 }
 
 void AlarmManager::ReadFromStorage(const std::string& extension_id,
                                    bool is_unpacked,
                                    std::unique_ptr<base::Value> value) {
   base::ListValue* list = NULL;
   if (value.get() && value->GetAsList(&list)) {
     AlarmList alarm_states = AlarmsFromValue(extension_id, is_unpacked, list);
@@ skipping 156 matching lines @@
   if (create_info.period_in_minutes.get()) {
     js_alarm->period_in_minutes.reset(
         new double(*create_info.period_in_minutes));
   }
 }
 
 Alarm::~Alarm() {
 }
 
 }  // namespace extensions