[8u40] Review request: RT-36449 [WebView] URLLoader throws an exception on 401 HTTP error with no body

[Anton V. Tarasov]

Hi Leonid, Kevin,

Please review a fix:

https://javafx-jira.kenai.com/browse/RT-36449
http://cr.openjdk.java.net/~ant/RT-36449/webrev.0

Thanks,
Anton.