RFR: 8260736: Shenandoah: Cleanup includes in ShenandoahGC and families [v2]

[Aleksey Shipilev]

On Mon, 1 Feb 2021 21:25:54 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

>> 8260736: Shenandoah: Cleanup includes in ShenandoahGC and families
>
> Zhengyu Gu has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Added back vmThread.hpp

Looks fine. But please pull from recent master to see if other `#include` work breaks these.

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Marked as reviewed by shade (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/2339