RFR (S) 8212083: Handle remaining gc/lock native code and fix two strings

[Thomas Schatzl]

Hi,

On Thu, 2018-10-11 at 15:23 -0700, JC Beyler wrote:
> Hi all,
> 
> I've cleaned up the gc/lock tests to use the ExceptionCheckingJniEnv
> wrapper and now we have all JNI calls in that test group covered from
> a "checking exceptions and returns of JNI methods".
> 
> Let me know what you think:
> Webrev: http://cr.openjdk.java.net/~jcbeyler/8212083/webrev.00/
> Bug: https://bugs.openjdk.java.net/browse/JDK-8212083
> 

  looks good to me as far as I understand the code. One nit: could you
fix the #include declarations: they should be ordered
lexicographically.

Thanks,
  Thomas