fileapi: Rename FileSystemMountProvider to FileSystemBackend

chrome/browser/chromeos/extensions/file_manager/file_browser_private_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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_BROWSER_PRIVATE_API_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_BROWSER_PRIVATE_API_H_
 
 #include <map>
 #include <queue>
 #include <string>
@@ skipping 63 matching lines @@
   typedef std::vector<ui::SelectedFileInfo> SelectedFileInfoList;
   typedef base::Callback<void(const SelectedFileInfoList&)>
       GetSelectedFileInfoCallback;
 
   virtual ~FileBrowserFunction();
 
   // Figures out the tab_id of the hosting tab.
   int32 GetTabId() const;
 
   // Returns the local FilePath associated with |url|. If the file isn't of the
-  // type CrosMountPointProvider handles, returns an empty FilePath.
+  // type FileSystemBackend handles, returns an empty FilePath.
   //
   // Local paths will look like "/home/chronos/user/Downloads/foo/bar.txt" or
   // "/special/drive/foo/bar.txt".
   base::FilePath GetLocalPathFromURL(const GURL& url);
 
   // Runs |callback| with SelectedFileInfoList created from |file_urls|.
   void GetSelectedFileInfo(const UrlList& file_urls,
                            bool for_opening,
                            GetSelectedFileInfoCallback callback);
 
@@ skipping 691 matching lines @@
  public:
   DECLARE_EXTENSION_FUNCTION("fileBrowserPrivate.zoom",
                              FILEBROWSERPRIVATE_ZOOM);
 
  protected:
   virtual ~ZoomFunction() {}
   virtual bool RunImpl() OVERRIDE;
 };
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_BROWSER_PRIVATE_API_H_