RFR: 8147012: Fix includes in internalVMTests.cpp

[Coleen Phillimore]

This looks good to me also, thanks for moving the internal tests, and 
the last one I added.

Coleen

On 1/18/16 12:11 PM, Erik Helin wrote:
> Hi all,
>
> this patch fixes the includes in
> src/share/vm/utilities/internalVMTests.cpp - all test functions should be
> declared using "forward declarations" [0] to ensure fast compilation and
> also enable an better `run_unit_test` macro (this will be introduced in a
> future patch).
>
> The patch is touches quite a few files but it is easy to verify the
> changes per file and internalVMTests.cpp.
>
> Enhancement:
> https://bugs.openjdk.java.net/browse/JDK-8147012
>
> Webrev:
> http://cr.openjdk.java.net/~ehelin/8147012/00/
>
> Testing:
> - Running `make test-hotspot-internal` locally on Linux x86-64
> - JPRT
>
> Thanks,
> Erik
>
> [0]: https://en.wikipedia.org/wiki/Forward_declaration