RFR (also tedious) 8216167: Update include guards to reflect correct directories

[coleen.phillimore at oracle.com]

Thank you Lois!  This is an alternative to the #pragma once, depending 
on how the discussion concludes.
Coleen

On 1/4/19 1:03 PM, Lois Foltan wrote:
> Looks good.
> Lois
>
> On 1/4/2019 10:36 AM, coleen.phillimore at oracle.com wrote:
>> Summary: Use script and some manual fixup to fix directores names in 
>> include guards.
>>
>> Makes include guards match the current directory rooted at 
>> src/hotspot (removes VM_ in most cases).
>>
>> This should be low risk.  Tested with mach5 tier1 and tier2.
>>
>> https://bugs.openjdk.java.net/browse/JDK-8216167
>> http://cr.openjdk.java.net/~coleenp/8216167.01.diff
>>
>> I didn't generate a webrev as a space concern for cr.openjdk.java.net 
>> and nobody should click on it.  Script is posted in bug.  Will update 
>> and check copyright headers with hg commit.
>>
>> Thanks,
>> Coleen
>