rem:  data.Stop(); 
add:  if ( !completed ) {  data.Stop(); } 
context: function onUnload() {    // Unhook observer.    data.observer = null;    // Terminate transfer.    data.Stop();}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a37a27d9e9bd08049e743940fa2ea18eccd8d152/downloadProgress.js/buggy/xpfe/components/xfer/resources/downloadProgress.js