code: protected void onDeleteCompleted(int result, Uri uri, MatcherPattern target, DeleteParameters parameter) {
          this.getContext().getContentResolver().notifyChange(uri, null);
      }
docs: This method is called after the onDelete processing has been handled. If you're a need,
  you can override this method.
  @param result
  This is the return value of onDelete method.
  @param uri
  This is the Uri of target.
  @param target
  This is identical to the argument of onDelete method.
  It is MatcherPattern objects that match to evaluate Uri by UriMatcher. You can
  access information in the tables and columns, ContentUri, MimeType etc.
  @param parameter
  This is identical to the argument of onDelete method.
  Arguments passed to the delete() method.
  @since 1.0.4