@Override
      public @Nullable String create(@NotNull CefLoadHandler.ErrorCode errorCode,
                                     @NotNull String errorText,
                                     @NotNull String failedUrl)
      {
        return (errorCode == CefLoadHandler.ErrorCode.ERR_ABORTED) ?
               null : JBCefBrowserBase.ErrorPage.DEFAULT.create(errorCode, errorText, failedUrl);
      }
@Override
      public @Nullable String create(@NotNull CefLoadHandler.ErrorCode errorCode,
                                     @NotNull String errorText,
                                     @NotNull String failedUrl)