chrome: Use stl utilities from the base namespace

chrome/browser/download/notification/download_notification_manager.h

 // 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.
 
 #ifndef CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_NOTIFICATION_MANAGER_H_
 #define CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_NOTIFICATION_MANAGER_H_
 
 #include <set>
 
 #include "chrome/browser/download/download_ui_controller.h"
@@ skipping 14 matching lines @@
 
   DownloadNotificationManagerForProfile* GetForProfile(Profile* profile) const;
 
  private:
   friend class test::DownloadItemNotificationTest;
 
   Profile* main_profile_ = nullptr;
   std::map<Profile*, DownloadNotificationManagerForProfile*>
       manager_for_profile_;
 
-  STLValueDeleter<std::map<Profile*, DownloadNotificationManagerForProfile*>>
+  base::STLValueDeleter<
+      std::map<Profile*, DownloadNotificationManagerForProfile*>>
       items_deleter_;
 };
 
 class DownloadNotificationManagerForProfile
     : public content::DownloadItem::Observer {
  public:
   DownloadNotificationManagerForProfile(
       Profile* profile, DownloadNotificationManager* parent_manager);
   ~DownloadNotificationManagerForProfile() override;
 
@@ skipping 16 matching lines @@
       message_center::MessageCenter* message_center);
 
   Profile* profile_ = nullptr;
   DownloadNotificationManager* parent_manager_;  // weak
   std::set<content::DownloadItem*> downloading_items_;
   std::map<content::DownloadItem*, DownloadItemNotification*> items_;
 
   // Pointer to the message center instance.
   message_center::MessageCenter* message_center_;
 
-  STLValueDeleter<std::map<content::DownloadItem*, DownloadItemNotification*>>
+  base::STLValueDeleter<
+      std::map<content::DownloadItem*, DownloadItemNotification*>>
       items_deleter_;
 };
 
 #endif  // CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_NOTIFICATION_MANAGER_H_