nl_tokens: The proxy <iframe > instance s load event callback function .
pl_tokens: function onload ( ) { <mask> ( 'proxy <iframe> "load" event' ) ; loaded = true ; // flush any buffered API calls if ( buffered ) { for ( let i = 0 ; i < buffered . length ; i ++ ) { submitRequest ( buffered [ i ] ) ; } buffered = null ; } }