[8] Review request for CR 8010375 sun.swing.JLightweightFrame should be implemented for XToolkit

[Anton V. Tarasov]

Hi All,

Please, review the LightweightFrame implementation for XToolkit. It's 
pretty straightforward.

jira: https://jbs.oracle.com/bugs/browse/JDK-8010375
webrev: http://cr.openjdk.java.net/~ant/8010375/webrev.0

Thanks,
Anton.