RFR: 8133805: Remove the bot_updates parameter from G1Allocator's allocation methods

[Leo Korinth]

Thanks for your reviews Thomas and Stefan!

>> - in g1AllocRegion.hpp, please fix the indentation of the parameters
>> for G1AllocRegion::allocate() and par_allocate().
>>
>> looks good otherwise.
> I agree, align the parameters and this is good to go.
> 

Oops, I have now fixed the indentation:

http://cr.openjdk.java.net/~lkorinth/8133805/00-01/
http://cr.openjdk.java.net/~lkorinth/8133805/01/

Thanks,
Leo

> Thanks,
> Stefan
>>
>> Thanks,
>>    Thomas
>>
>