RFR: 8278289: Drop G1BlockOffsetTablePart::_object_can_span [v2]

[Albert Mingkun Yang]

On Mon, 6 Dec 2021 14:39:46 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Simple change of dropping a debug-only field. Instead, the assert logic queries for the region type directly.
>> 
>> Test: tier1-5
>
> Albert Mingkun Yang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review

Thanks for the review.

-------------

PR: https://git.openjdk.java.net/jdk/pull/6718