Remove stl_util's STLValueDeleter.

chrome/browser/download/notification/download_item_notification_unittest.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/download/notification/download_item_notification.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/macros.h"
@@ skipping 145 matching lines @@
     return download_item_notification_->OnNotificationButtonClick(index);
   }
 
   bool ShownAsPopUp() {
     return !notification()->shown_as_popup();
   }
 
   void CreateDownloadItemNotification() {
     download_notification_manager_->OnNewDownloadReady(download_item_.get());
     download_item_notification_ =
-        download_notification_manager_->items_[download_item_.get()];
+        download_notification_manager_->items_[download_item_.get()].get();
     message_center_->AddVisibleNotification(
         download_item_notification_->notification_.get());
   }
 
   base::MessageLoopForUI message_loop_;
   content::TestBrowserThread ui_thread_;
 
   std::unique_ptr<TestingProfileManager> profile_manager_;
   Profile* profile_;
 
@@ skipping 119 matching lines @@
   EXPECT_CALL(*download_item_, GetState())
       .WillRepeatedly(Return(content::DownloadItem::COMPLETE));
   EXPECT_CALL(*download_item_, IsDone()).WillRepeatedly(Return(true));
   download_item_->NotifyObserversDownloadUpdated();
 
   // Priority is updated back to normal.
   EXPECT_EQ(message_center::DEFAULT_PRIORITY, notification()->priority());
 }
 
 }  // namespace test