Convert Media Galleries to use base::File

chrome/browser/media_galleries/fileapi/native_media_file_util.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_MEDIA_GALLERIES_FILEAPI_NATIVE_MEDIA_FILE_UTIL_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_NATIVE_MEDIA_FILE_UTIL_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "webkit/browser/fileapi/async_file_util.h"
 
 namespace net {
 class IOBuffer;
 }
 
 class MediaPathFilter;
 
 // This class handles native file system operations with media type filtering.
 // To support virtual file systems it implements the AsyncFileUtil interface
 // from scratch and provides synchronous override points.
 class NativeMediaFileUtil : public fileapi::AsyncFileUtil {
  public:
   explicit NativeMediaFileUtil(MediaPathFilter* media_path_filter);
   virtual ~NativeMediaFileUtil();
 
   // Uses the MIME sniffer code, which actually looks into the file,
   // to determine if it is really a media file (to avoid exposing
   // non-media files with a media file extension.)
-  static base::PlatformFileError IsMediaFile(const base::FilePath& path);
-  static base::PlatformFileError BufferIsMediaHeader(net::IOBuffer* buf,
+  static base::File::Error IsMediaFile(const base::FilePath& path);
+  static base::File::Error BufferIsMediaHeader(net::IOBuffer* buf,
                                                      size_t length);
 
   // AsyncFileUtil overrides.
   virtual void CreateOrOpen(
       scoped_ptr<fileapi::FileSystemOperationContext> context,
       const fileapi::FileSystemURL& url,
       int file_flags,
       const CreateOrOpenCallback& callback) OVERRIDE;
   virtual void EnsureFileExists(
       scoped_ptr<fileapi::FileSystemOperationContext> context,
@@ skipping 95 matching lines @@
       const fileapi::FileSystemURL& url,
       const StatusCallback& callback);
   virtual void CreateSnapshotFileOnTaskRunnerThread(
       scoped_ptr<fileapi::FileSystemOperationContext> context,
       const fileapi::FileSystemURL& url,
       const CreateSnapshotFileCallback& callback);
 
   // The following methods should only be called on the task runner thread.
 
   // Necessary for copy/move to succeed.
-  virtual base::PlatformFileError CreateDirectorySync(
+  virtual base::File::Error CreateDirectorySync(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& url,
       bool exclusive,
       bool recursive);
-  virtual base::PlatformFileError CopyOrMoveFileSync(
+  virtual base::File::Error CopyOrMoveFileSync(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& src_url,
       const fileapi::FileSystemURL& dest_url,
       CopyOrMoveOption option,
       bool copy);
-  virtual base::PlatformFileError CopyInForeignFileSync(
+  virtual base::File::Error CopyInForeignFileSync(
       fileapi::FileSystemOperationContext* context,
       const base::FilePath& src_file_path,
       const fileapi::FileSystemURL& dest_url);
-  virtual base::PlatformFileError GetFileInfoSync(
+  virtual base::File::Error GetFileInfoSync(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& url,
-      base::PlatformFileInfo* file_info,
+      base::File::Info* file_info,
       base::FilePath* platform_path);
   // Called by GetFileInfoSync. Meant to be overridden by subclasses that
   // have special mappings from URLs to platform paths (virtual filesystems).
-  virtual base::PlatformFileError GetLocalFilePath(
+  virtual base::File::Error GetLocalFilePath(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& file_system_url,
       base::FilePath* local_file_path);
-  virtual base::PlatformFileError ReadDirectorySync(
+  virtual base::File::Error ReadDirectorySync(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& url,
       EntryList* file_list);
-  virtual base::PlatformFileError DeleteFileSync(
+  virtual base::File::Error DeleteFileSync(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& url);
   // Necessary for move to succeed.
-  virtual base::PlatformFileError DeleteDirectorySync(
+  virtual base::File::Error DeleteDirectorySync(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& url);
-  virtual base::PlatformFileError CreateSnapshotFileSync(
+  virtual base::File::Error CreateSnapshotFileSync(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& url,
-      base::PlatformFileInfo* file_info,
+      base::File::Info* file_info,
       base::FilePath* platform_path,
       scoped_refptr<webkit_blob::ShareableFileReference>* file_ref);
 
  protected:
   MediaPathFilter* media_path_filter() {
     return media_path_filter_;
   }
 
  private:
   // Like GetLocalFilePath(), but always take media_path_filter() into
   // consideration. If the media_path_filter() check fails, return
   // PLATFORM_FILE_ERROR_SECURITY. |local_file_path| does not have to exist.
-  base::PlatformFileError GetFilteredLocalFilePath(
+  base::File::Error GetFilteredLocalFilePath(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& file_system_url,
       base::FilePath* local_file_path);
 
   // Like GetLocalFilePath(), but if the file does not exist, then return
   // |failure_error|.
   // If |local_file_path| is a file, then take media_path_filter() into
   // consideration.
   // If the media_path_filter() check fails, return |failure_error|.
   // If |local_file_path| is a directory, return PLATFORM_FILE_OK.
-  base::PlatformFileError GetFilteredLocalFilePathForExistingFileOrDirectory(
+  base::File::Error GetFilteredLocalFilePathForExistingFileOrDirectory(
       fileapi::FileSystemOperationContext* context,
       const fileapi::FileSystemURL& file_system_url,
-      base::PlatformFileError failure_error,
+      base::File::Error failure_error,
       base::FilePath* local_file_path);
 
 
   // Not owned, owned by the backend which owns this.
   MediaPathFilter* media_path_filter_;
 
   base::WeakPtrFactory<NativeMediaFileUtil> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeMediaFileUtil);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_NATIVE_MEDIA_FILE_UTIL_H_