RFR(XXS): 8193056: build failure with Xcode 9.1

[Gerard Ziemski]

Thank you.

> On Feb 20, 2018, at 12:18 PM, coleen.phillimore at oracle.com wrote:
> 
> This looks good.  I think you can push as a trivial fix.  I've tested with this same fix.
> Thanks,
> Coleen
> 
> On 2/20/18 1:00 PM, Gerard Ziemski wrote:
>> Hi all,
>> 
>> Please review this trivial change that allows building hotspot on Mac OS X with precompiled headers off.
>> 
>> JDK-8192061 cleaned up (indirectly removed) includes of allocation.inline.hpp from few files, but in case of decoder_machO.cpp we need it explicitly back.
>> 
>> More details in JDK-8193056
>> 
>> http://cr.openjdk.java.net/~gziemski/8193056_rev1
>> https://bugs.openjdk.java.net/browse/JDK-8193056
>> 
>> Passes Mach5 tier1-3 testing.
>> 
>> 
>> cheers
>> 
>