[9] RFR JDK-8141619: Develop new tests for JVMCI compilerToVM class' CP related methods

[Konstantin Shefov]

Hello

Please review new tests for methods of JVMCI 
jdk.vm.ci.hotspot.CompilerToVM class.

See https://bugs.openjdk.java.net/browse/JDK-8138708 for more info.

Bug: https://bugs.openjdk.java.net/browse/JDK-8141619
Webrev: http://cr.openjdk.java.net/~kshefov/8141619/webrev.00/

Thanks
-Konstantin