Delete FilesystemInterface::CopyFile.

webrtc/base/fileutils.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.
  */
 
@@ skipping 100 matching lines @@
   // the folder itself.
   virtual bool DeleteFolderAndContents(const Pathname& folder);
 
   // Creates a directory. This will call itself recursively to create /foo/bar
   // even if /foo does not exist. Returns true if the function succeeds.
   virtual bool CreateFolder(const Pathname &pathname) = 0;
 
   // This moves a file from old_path to new_path, where "old_path" is a
   // plain file. This DCHECKs and returns false if old_path points to a
   // directory, and returns true if the function succeeds.
-  // If the new path is on a different volume than the old path, this function
-  // will attempt to copy and, if that succeeds, delete the old path.
   virtual bool MoveFile(const Pathname &old_path, const Pathname &new_path) = 0;
 
-  // This copies a file from old_path to new_path. This method DCHECKs and
-  // returns false if old_path is a folder, and returns true if the copy
-  // succeeds.
-  virtual bool CopyFile(const Pathname &old_path, const Pathname &new_path) = 0;
-
   // Returns true if pathname refers to a directory
   virtual bool IsFolder(const Pathname& pathname) = 0;
 
   // Returns true if pathname refers to a file
   virtual bool IsFile(const Pathname& pathname) = 0;
 
   // Returns true if pathname refers to no filesystem object, every parent
   // directory either exists, or is also absent.
   virtual bool IsAbsent(const Pathname& pathname) = 0;
 
@@ skipping 83 matching lines @@
   }
 
   static bool DeleteFolderAndContents(const Pathname &folder) {
     return EnsureDefaultFilesystem()->DeleteFolderAndContents(folder);
   }
 
   static bool MoveFile(const Pathname &old_path, const Pathname &new_path) {
     return EnsureDefaultFilesystem()->MoveFile(old_path, new_path);
   }
 
-  static bool CopyFile(const Pathname &old_path, const Pathname &new_path) {
-    return EnsureDefaultFilesystem()->CopyFile(old_path, new_path);
-  }
-
   static bool IsFolder(const Pathname& pathname) {
     return EnsureDefaultFilesystem()->IsFolder(pathname);
   }
 
   static bool IsFile(const Pathname &pathname) {
     return EnsureDefaultFilesystem()->IsFile(pathname);
   }
 
   static bool IsAbsent(const Pathname &pathname) {
     return EnsureDefaultFilesystem()->IsAbsent(pathname);
@@ skipping 45 matching lines @@
  private:
   static FilesystemInterface* default_filesystem_;
 
   static FilesystemInterface *EnsureDefaultFilesystem();
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(Filesystem);
 };
 
 }  // namespace rtc
 
 #endif  // WEBRTC_BASE_FILEUTILS_H_