[9] review request: 8159474: Unable to change URL with HelloWebView

[Kevin Rushforth]

Guru & Chien,

Please review the following fix to the HelloWebView toy:

https://bugs.openjdk.java.net/browse/JDK-8159474
http://cr.openjdk.java.net/~kcr/8159474/webrev.00/

-- Kevin