RFR: 8220569: ZGC: Rename and rework ZUnmapBadViews to ZVerifyViews

[Per Liden]

Thanks Stefan!

/Per

On 3/13/19 1:15 PM, Stefan Karlsson wrote:
> Looks good.
> 
> StefanK
> 
> On 2019-03-13 12:36, Per Liden wrote:
>> The ZUnmapBadViews option is really a verification option, and should 
>> follow the ZVerify* naming convention. Further, the mechanism itself 
>> needs to be reworked a bit to not depend on pages being in the page 
>> table when cached, in preparation for later patches that reworks the 
>> ZPage life cycle.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8220569
>> Webrev: http://cr.openjdk.java.net/~pliden/8220569/webrev.0
>>
>> /Per