RFR 8215731: Move forward class definitions out of globalDefinitions.hpp

[Lois Foltan]

+1.
Lois

On 1/4/2019 12:08 AM, David Holmes wrote:
> Hi Coleen,
>
> Seems fine.
>
> Thanks,
> David
>
> On 4/01/2019 1:20 pm, coleen.phillimore at oracle.com wrote:
>> Summary: redistribute the forward declarations to the header files 
>> that need them.
>>
>> Tested with mach5 tier1 and 2, also tested aarch64 with cross 
>> compiler and zero.
>>
>> open webrev at http://cr.openjdk.java.net/~coleenp/8215731.01/webrev
>> bug link https://bugs.openjdk.java.net/browse/JDK-8215731
>>
>> Thanks,
>> Coleen
>>