RFR 8153629: Need to cover JVMTI's GetOwnedMonitorStackDepthInfo function

[Daniil Titov]

Hello,

Please review the following fix that adds a jtreg test for 
GetOwnedMonitorStackDepthInfo JVMTI function.

Bug: https://bugs.openjdk.java.net/browse/JDK-8153629
Webrev: http://cr.openjdk.java.net/~dtitov/8153629/webrev.00


The tests ran successfully with Mach5.

Best regards,
Daniil