question: receive a message from an imported script . concode_field_sep PlaceHolder placeHolder concode_field_sep void onAlert concode_elem_sep void onConfirm concode_elem_sep void onPrompt concode_elem_sep void onDebugRequest concode_elem_sep void onReady
target: void function ( GeckoView arg0 , Bundle arg1 , GeckoView . MessageResult arg2 ) { if ( arg2 != null ) { arg2 . failure ( null ) ; } }