Media Galleries Partial Deprecation: Remove scan functionality.

chrome/browser/media_galleries/media_scan_manager_observer.h

Index: chrome/browser/media_galleries/media_scan_manager_observer.h
diff --git a/chrome/browser/media_galleries/media_scan_manager_observer.h b/chrome/browser/media_galleries/media_scan_manager_observer.h
deleted file mode 100644
index e20cf168d7edeb7c9515effeb7093bbf1dd75ba4..0000000000000000000000000000000000000000
--- a/chrome/browser/media_galleries/media_scan_manager_observer.h
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright 2014 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_MEDIA_GALLERIES_MEDIA_SCAN_MANAGER_OBSERVER_H_
-#define CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_SCAN_MANAGER_OBSERVER_H_
-
-#include <string>
-
-#include "chrome/browser/media_galleries/media_scan_types.h"
-
-class MediaScanManagerObserver {
- public:
-  virtual void OnScanStarted(const std::string& extension_id) {}
-  virtual void OnScanCancelled(const std::string& extension_id) {}
-  virtual void OnScanFinished(
-      const std::string& extension_id,
-      int gallery_count,
-      const MediaGalleryScanResult& file_counts) {}
-  virtual void OnScanError(const std::string& extension_id) {}
-};
-
-#endif  // CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_SCAN_MANAGER_OBSERVER_H_