private void OnWebViewControlProcessExited(Windows.Web.UI.Interop.WebViewControlProcess sender, object args)
        {
            var handler = ProcessExited;

            if (handler != null)
            {
                handler(this, args);
            }
        }
 /// <summary>
 /// Creates a <see cref="WebViewControlProcess"/> from <see cref="Windows.Web.UI.Interop.WebViewControlProcess"/>.
 /// </summary>
 /// <param name="process">The <see cref="Windows.Web.UI.Interop.WebViewControlProcess"/> instance.</param>
 /// <returns><see cref="WebViewControlProcess"/></returns>
 public static WebViewControlProcess ToWebViewControlProcess(
     Windows.Web.UI.Interop.WebViewControlProcess process) => new WebViewControlProcess(process);
 private WebViewControlProcess(Windows.Web.UI.Interop.WebViewControlProcess process)
 {
     _process = process ?? throw new ArgumentNullException(nameof(process));
     SubscribeEvents();
 }