[8u40] Review request: RT-39392 [WebView] DEBUG build fails with unresolved symbols

[Anton V. Tarasov]

Leonid,

Please, review the fix:

https://javafx-jira.kenai.com/browse/RT-39392
http://cr.openjdk.java.net/~ant/RT-39392/webrev.0

It fixes the WebView DEBUG build failure on Windows.

Thanks,
Anton.