Media Galleries Partial Deprecation: Remove scan functionality.

chrome/browser/media_galleries/media_file_system_registry.h

 // 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.
 
 // MediaFileSystemRegistry registers pictures directories and media devices as
 // File API filesystems and keeps track of the path to filesystem ID mappings.
 
 #ifndef CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_FILE_SYSTEM_REGISTRY_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_FILE_SYSTEM_REGISTRY_H_
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/media_galleries/media_galleries_preferences.h"
 #include "components/keyed_service/core/keyed_service_shutdown_notifier.h"
 #include "components/storage_monitor/removable_storage_observer.h"
 
 class ExtensionGalleriesHost;
 class GalleryWatchManager;
 class MediaFileSystemContext;
 class MediaGalleriesPreferences;
-class MediaScanManager;
 class Profile;
 
 namespace content {
 class WebContents;
 }
 
 namespace extensions {
 class Extension;
 }
 
@@ skipping 49 matching lines @@
       content::WebContents* contents,
       const extensions::Extension* extension,
       MediaGalleryPrefId pref_id,
       const base::Callback<void(base::File::Error result)>& callback);
 
   // Returns the media galleries preferences for the specified |profile|.
   // Caller is responsible for ensuring that the preferences are initialized
   // before use.
   MediaGalleriesPreferences* GetPreferences(Profile* profile);
 
-  MediaScanManager* media_scan_manager();
   GalleryWatchManager* gallery_watch_manager();
 
   // RemovableStorageObserver implementation.
   void OnRemovableStorageDetached(
       const storage_monitor::StorageInfo& info) override;
 
  private:
   class MediaFileSystemContextImpl;
 
   friend class MediaFileSystemContextImpl;
@@ skipping 29 matching lines @@
 
   // This map owns all the ExtensionGalleriesHost objects created.
   ExtensionGalleriesHostMap extension_hosts_map_;
 
   // The above map uses raw Profile pointers as keys. This map removes those
   // entries when the Profile is destroyed.
   ProfileSubscriptionMap profile_subscription_map_;
 
   scoped_ptr<MediaFileSystemContext> file_system_context_;
 
-  scoped_ptr<MediaScanManager> media_scan_manager_;
   scoped_ptr<GalleryWatchManager> gallery_watch_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaFileSystemRegistry);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_FILE_SYSTEM_REGISTRY_H_