Media Galleries Partial Deprecation: Remove scan functionality.

chrome/browser/extensions/api/media_galleries/media_galleries_api.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.
 
 // Defines the Chrome Extensions Media Galleries API functions for accessing
 // user's media files, as specified in the extension API IDL.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_MEDIA_GALLERIES_MEDIA_GALLERIES_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_MEDIA_GALLERIES_MEDIA_GALLERIES_API_H_
 
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/extensions/chrome_extension_function.h"
 #include "chrome/browser/media_galleries/gallery_watch_manager_observer.h"
 #include "chrome/browser/media_galleries/media_file_system_registry.h"
-#include "chrome/browser/media_galleries/media_scan_manager_observer.h"
 #include "chrome/common/extensions/api/media_galleries.h"
 #include "chrome/common/media_galleries/metadata_types.h"
 #include "components/storage_monitor/media_storage_util.h"
 #include "extensions/browser/browser_context_keyed_api_factory.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_event_histogram_value.h"
 
 namespace MediaGalleries = extensions::api::media_galleries;
 
-class MediaGalleriesScanResultController;
-
 namespace content {
 class BlobHandle;
 class WebContents;
 }
 
 namespace metadata {
 class SafeMediaMetadataParser;
 }
 
 namespace extensions {
 
 class Extension;
 
 // The profile-keyed service that manages the media galleries extension API.
 // Created at the same time as the Profile. This is also the event router.
 class MediaGalleriesEventRouter : public BrowserContextKeyedAPI,
                                   public GalleryWatchManagerObserver,
-                                  public MediaScanManagerObserver,
                                   public extensions::EventRouter::Observer {
  public:
   // KeyedService implementation.
   void Shutdown() override;
 
   // BrowserContextKeyedAPI implementation.
   static BrowserContextKeyedAPIFactory<MediaGalleriesEventRouter>*
       GetFactoryInstance();
 
   // Convenience method to get the MediaGalleriesAPI for a profile.
   static MediaGalleriesEventRouter* Get(content::BrowserContext* context);
 
   bool ExtensionHasGalleryChangeListener(const std::string& extension_id) const;
-  bool ExtensionHasScanProgressListener(const std::string& extension_id) const;
-
-  // MediaScanManagerObserver implementation.
-  void OnScanStarted(const std::string& extension_id) override;
-  void OnScanCancelled(const std::string& extension_id) override;
-  void OnScanFinished(const std::string& extension_id,
-                      int gallery_count,
-                      const MediaGalleryScanResult& file_counts) override;
-  void OnScanError(const std::string& extension_id) override;
 
  private:
   friend class BrowserContextKeyedAPIFactory<MediaGalleriesEventRouter>;
 
   void DispatchEventToExtension(const std::string& extension_id,
                                 events::HistogramValue histogram_value,
                                 const std::string& event_name,
                                 scoped_ptr<base::ListValue> event_args);
 
   explicit MediaGalleriesEventRouter(content::BrowserContext* context);
@@ skipping 122 matching lines @@
 
  protected:
   ~MediaGalleriesDropPermissionForMediaFileSystemFunction() override;
   bool RunAsync() override;
 
  private:
   // Bottom half for RunAsync, invoked after the preferences is initialized.
   void OnPreferencesInit(MediaGalleryPrefId pref_id);
 };
 
-class MediaGalleriesStartMediaScanFunction
-    : public ChromeAsyncExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("mediaGalleries.startMediaScan",
-                             MEDIAGALLERIES_STARTMEDIASCAN)
-
- protected:
-  ~MediaGalleriesStartMediaScanFunction() override;
-  bool RunAsync() override;
-
- private:
-  // Bottom half for RunAsync, invoked after the preferences is initialized.
-  void OnPreferencesInit();
-};
-
-class MediaGalleriesCancelMediaScanFunction
-    : public ChromeAsyncExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("mediaGalleries.cancelMediaScan",
-                             MEDIAGALLERIES_CANCELMEDIASCAN)
-
- protected:
-  ~MediaGalleriesCancelMediaScanFunction() override;
-  bool RunAsync() override;
-
- private:
-  // Bottom half for RunAsync, invoked after the preferences is initialized.
-  void OnPreferencesInit();
-};
-
-class MediaGalleriesAddScanResultsFunction
-    : public ChromeAsyncExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("mediaGalleries.addScanResults",
-                             MEDIAGALLERIES_ADDSCANRESULTS)
-
- protected:
-  ~MediaGalleriesAddScanResultsFunction() override;
-  bool RunAsync() override;
-
-  // Pulled out for testing.
-  virtual MediaGalleriesScanResultController* MakeDialog(
-      content::WebContents* web_contents,
-      const extensions::Extension& extension,
-      const base::Closure& on_finish);
-
- private:
-  // Bottom half for RunAsync, invoked after the preferences is initialized.
-  void OnPreferencesInit();
-
-  // Grabs galleries from the media file system registry and passes them to
-  // ReturnGalleries().
-  void GetAndReturnGalleries();
-
-  // Returns galleries to the caller.
-  void ReturnGalleries(const std::vector<MediaFileSystemInfo>& filesystems);
-};
-
 class MediaGalleriesGetMetadataFunction : public ChromeAsyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("mediaGalleries.getMetadata",
                              MEDIAGALLERIES_GETMETADATA)
 
  protected:
   ~MediaGalleriesGetMetadataFunction() override;
   bool RunAsync() override;
 
  private:
@@ skipping 72 matching lines @@
   ~MediaGalleriesRemoveAllGalleryWatchFunction() override;
   bool RunAsync() override;
 
  private:
   void OnPreferencesInit();
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_MEDIA_GALLERIES_MEDIA_GALLERIES_API_H_