Integrated: 8256167: Convert JDK use of `Reference::get` to `Reference::refersTo`

[Mandy Chung]

On Thu, 3 Dec 2020 22:54:54 GMT, Mandy Chung <mchung at openjdk.org> wrote:

> This patch replaces some uses of `Reference::get` to `Reference::refersTo` to avoid keeping a referent strongly reachable that could cause unnecessary delay in collecting such object.   I only made change in some but not all classes in core libraries when working with Kim on `Reference::refersTo`.    The remaining uses are left for the component owners to convert at appropriate time.

This pull request has now been integrated.

Changeset: 972bc3b4
Author:    Mandy Chung <mchung at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/972bc3b4
Stats:     60 lines in 12 files changed: 7 ins; 11 del; 42 mod

8256167: Convert JDK use of `Reference::get` to `Reference::refersTo`

Reviewed-by: sspitsyn, shade, dfuchs, alanb, kbarrett

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PR: https://git.openjdk.java.net/jdk/pull/1609