RFR: 7143664: Clean up OrderAccess implementations and usage

[Erik Österlund]

Big thanks to all the 7 reviewers and also extra thanks to Jesper for 
being helpful running JPRT for me and David for sponsoring the change, 
the lengthy discussions and pointing me in the right directions!

/Erik

On 04/03/15 09:24, David Holmes wrote:
> Changes have been pushed.
>
> Thanks,
> David
>
> On 2/03/2015 12:08 PM, David Holmes wrote:
>> On 24/02/2015 12:30 PM, David Holmes wrote:
>>> On 24/02/2015 4:45 AM, Karen Kinnear wrote:
>>>>
>>>> On Feb 20, 2015, at 1:24 PM, Erik Österlund wrote:
>>>>
>>>> And truly many thanks - in my mind you have made this much more
>>>> conceptually clean and safer.
>>>> I am good with your checking in the parts I have reviewed.
>>>
>>> Thanks Karen! So unless someone has something they really want to be
>>> changed now (and I think everyone has so far said there are no strOng
>>> objections to anything) then I will push this version:
>>>
>>> http://cr.openjdk.java.net/~dholmes/7143664/webrev.v4/
>>>
>>> in a couple of days.
>>
>> Updated with compiler version information where known:
>>
>> http://cr.openjdk.java.net/~dholmes/7143664/webrev-v5/
>>
>> Changeset prepared ready for push - please let me know if I've missed
>> anybody off the reviewer list.
>>
>> I will push this on Wednesday my time (GMT+10) as I won't be in the
>> office Tuesday.
>>
>> Thanks,
>> David
>> -----
>