git: openjdk/jdk: 8256370: Add asserts to Reference.getInactive()

[Roman Kennke]

Changeset: f2a9d02d
Author:    Roman Kennke <rkennke at openjdk.org>
Date:      2020-11-17 15:46:34 +0000
URL:       https://github.com/openjdk/jdk/commit/f2a9d02d

8256370: Add asserts to Reference.getInactive()

Reviewed-by: mchung

! src/java.base/share/classes/java/lang/ref/Finalizer.java
! src/java.base/share/classes/java/lang/ref/Reference.java