/// <summary>
/// Registers callback for http request interceptor.
+ /// This callback is not called on UI(Main) thread, so users should be cautious
+ /// when accessing their data also used on UI thread.
+ /// No other than WebEngineRequestInterceptor API should be used in the callback.
/// </summary>
/// <param name="callback">callback for intercepting http request</param>
[EditorBrowsable(EditorBrowsableState.Never)]