/// <summary>
 /// Removes the bookmark from the file
 /// </summary>
 /// <param name="bookmark">The bookmark to process</param>
 private void RemoveFromFile(CompareBookmarkViewModel bookmark)
 {
     bookmark.FileContext = null;
 }
 /// <summary>
 /// Removes the bookmark from the local storage
 /// </summary>
 /// <param name="bookmark">The bookmark to process</param>
 private void RemoveFromLocal(CompareBookmarkViewModel bookmark)
 {
     bookmark.LocalContext = null;
 }
 /// <summary>
 /// Copies the bookmark from the file
 /// </summary>
 /// <param name="bookmark">The bookmark to process</param>
 private void CopyFromFile(CompareBookmarkViewModel bookmark)
 {
     bookmark.LocalContext = bookmark.FileContext;
 }