RFR: 8284572: Remove unneeded null check in ReferenceProcessor::discover_reference

[Albert Mingkun Yang]

On Fri, 8 Apr 2022 08:53:15 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple change of removing an always-false if-check.
> 
> Test: tier1-6

You mean renaming `REF_OTHER` to `REF_REFERENCE`?

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PR: https://git.openjdk.java.net/jdk/pull/8157