RFR: 8264742: member variable _monitor of MonitorLocker is redundant

[David Holmes]

On Tue, 6 Apr 2021 04:05:21 GMT, Xin Liu <xliu at openjdk.org> wrote:

> MonitorLocker is a subclass of MutexLocker. The member variable _monitor
> has the same value of _mutex in its base class.

Thanks for the additional investigation of the code generation - much appreciated.

Changes look good.

Thanks,
David

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Marked as reviewed by dholmes (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/3350