Need reviewer - java_crw_demo classfile version assert

[Jonathan Gibbons]

Looks fine to me.

-- Jon

Kelly O'Hair wrote:
>
> Need reviewer.
>
> Change impacts hprof debug version but more importantly
> adds two macros to the public #include file classfile_constants.h:
>
>    JVM_CLASSFILE_MAJOR_VERSION
>    JVM_CLASSFILE_MINOR_VERSION
>
>
> 6855180: Fix classfile version check in java_crw_demo
>
> http://cr.openjdk.java.net/~ohair/jdk7/6855180-java_crw_demo-classfile/webrev/ 
>
>
> -kto
>