Convert Pass()→std::move() for CrOS extension code.

chrome/browser/extensions/api/file_system/request_file_system_notification.cc

 // Copyright 2015 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/extensions/api/file_system/request_file_system_notification.h"
 
+#include <utility>
+
 #include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/file_manager/volume_manager.h"
 #include "chrome/browser/extensions/app_icon_loader_impl.h"
 #include "chrome/grit/generated_resources.h"
 #include "extensions/common/extension.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/message_center/message_center.h"
@@ skipping 39 matching lines @@
   scoped_ptr<Notification> notification(new Notification(
       message_center::NOTIFICATION_TYPE_SIMPLE, notification_id,
       base::UTF8ToUTF16(extension.name()), message,
       gfx::Image(),      // Updated asynchronously later.
       base::string16(),  // display_source
       GURL(),
       message_center::NotifierId(message_center::NotifierId::SYSTEM_COMPONENT,
                                  notification_id),
       data, delegate));
 
-  return notification.Pass();
+  return notification;
 }
 
 }  // namespace
 
 // static
 void RequestFileSystemNotification::ShowAutoGrantedNotification(
     Profile* profile,
     const extensions::Extension& extension,
     const base::WeakPtr<Volume>& volume,
     bool writable) {
   DCHECK(profile);
   scoped_refptr<RequestFileSystemNotification>
       request_file_system_notification = make_scoped_refptr(
           new RequestFileSystemNotification(profile, extension));
   scoped_ptr<message_center::Notification> notification(
       CreateAutoGrantedNotification(
           extension, volume, writable,
           request_file_system_notification.get() /* delegate */));
   if (notification.get())
-    request_file_system_notification->Show(notification.Pass());
+    request_file_system_notification->Show(std::move(notification));
 }
 
 void RequestFileSystemNotification::SetAppImage(const std::string& id,
                                                 const gfx::ImageSkia& image) {
   extension_icon_.reset(new gfx::Image(image));
 
   // If there is a pending notification, then show it now.
   if (pending_notification_.get()) {
     pending_notification_->set_icon(*extension_icon_.get());
     g_browser_process->message_center()->AddNotification(
-        pending_notification_.Pass());
+        std::move(pending_notification_));
   }
 }
 
 RequestFileSystemNotification::RequestFileSystemNotification(
     Profile* profile,
     const extensions::Extension& extension)
     : icon_loader_(
           new extensions::AppIconLoaderImpl(profile, kIconSize, this)) {
   icon_loader_->FetchImage(extension.id());
 }
 
 RequestFileSystemNotification::~RequestFileSystemNotification() {
 }
 
 void RequestFileSystemNotification::Show(
     scoped_ptr<Notification> notification) {
   pending_notification_.reset(notification.release());
   // If the extension icon is not known yet, then defer showing the notification
   // until it is (from SetAppImage).
   if (!extension_icon_.get())
     return;
 
   pending_notification_->set_icon(*extension_icon_.get());
   g_browser_process->message_center()->AddNotification(
-      pending_notification_.Pass());
+      std::move(pending_notification_));
 }