/// <summary>
 /// Call an asynchronous DevToolsProtocol method. See the
 /// [DevTools Protocol Viewer](https://aka.ms/DevToolsProtocolDocs)
 /// for a list and description of available methods.
 /// The methodName parameter is the full name of the method in the format
 /// `{domain}.{method}`.
 /// The parametersAsJson parameter is a JSON formatted string containing
 /// the parameters for the corresponding method.
 /// The handler's Invoke method will be called when the method asynchronously
 /// completes. Invoke will be called with the method's return object as a
 /// JSON string.
 /// </summary>
 /// <param name="methodName"></param>
 /// <param name="parametersAsJson"></param>
 /// <param name="callback">Callback handler or null</param>
 public void CallDevToolsProtocolMethod(string methodName, string parametersAsJson, Action <CallDevToolsProtocolMethodCompletedEventArgs> callback)
 {
     _webView2WebView.CallDevToolsProtocolMethod(methodName, parametersAsJson, callback);
 }