onBeforeSendHeaders
open fun onBeforeSendHeaders(filter: Filter, listener: (details: OnBeforeSendHeadersListenerDetails, callback: (beforeSendResponse: BeforeSendResponse) -> Unit) -> Unit?)(source)
open fun onBeforeSendHeaders(listener: (details: OnBeforeSendHeadersListenerDetails, callback: (beforeSendResponse: BeforeSendResponse) -> Unit) -> Unit?)(source)