RFR (M): 8184346: Clean up G1CMBitmap

[Roman Kennke]

Am 14.07.2017 um 13:12 schrieb Aleksey Shipilev:
> Hi Thomas,
>
> On 07/14/2017 12:58 PM, Thomas Schatzl wrote:
>>>> The next CR JDK-8184347 will deal with moving G1CMBitmap* into
>>>> separate
>>>> files.
>>>  And while you're at it, you may want to move it to gc/shared and
>>> renamed it to something like MarkBitmap?
>>> https://bugs.openjdk.java.net/browse/JDK-8180193
>>>
>> Not particularly against this change, but I think we should do the move
>> and renaming separately when the change is actually required, i.e. just
>> before there is another dependency on it.
> I think this would be inconvenient, because when "another dependency" would come
> in a large webrev, it would have to include the CMBitmap move too, complicating
> reviews.
I understood it such that we would post the moving around of gc/g1 files
to gc/shared right before we'd post Shenandoah (in the not-so-distant
future, hopefully). That would work for me. I wouldn't like to include
everything in a giant webrev :-P

Roman