Delete Filesystem::IterateDirectory and Filesystem::OpenFile.

webrtc/base/win32filesystem.h

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef _WEBRTC_BASE_WIN32FILESYSTEM_H__
 #define _WEBRTC_BASE_WIN32FILESYSTEM_H__
 
 #include "fileutils.h"
 
 namespace rtc {
 
 class Win32Filesystem : public FilesystemInterface {
  public:
-  // Opens a file. Returns an open StreamInterface if function succeeds.
-  // Otherwise, returns null.
-  virtual FileStream *OpenFile(const Pathname &filename, 
-                               const std::string &mode);
-
   // This will attempt to delete the path located at filename.
   // If the path points to a folder, it will fail with VERIFY
   virtual bool DeleteFile(const Pathname &filename);
 
   // This will attempt to delete an empty folder. If the path does not point to
   // a folder, it fails with VERIFY. If the folder is not empty, it fails normally
   virtual bool DeleteEmptyFolder(const Pathname &folder);
 
   // Creates a directory. This will call itself recursively to create /foo/bar even if
   // /foo does not exist.
@@ skipping 33 matching lines @@
                                  const std::string *append);
 
  private:
   // Returns the path to the running application.
   bool GetAppPathname(Pathname* path);
 };
 
 }  // namespace rtc
 
 #endif  // WEBRTC_WINFILESYSTEM_H__