RFR: 8282628: Potential memory leak in sun.font.FontConfigManager.getFontConfig()

[Phil Race]

On Fri, 4 Mar 2022 13:25:12 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

> Please review this small patch that fixes a potential memory leak that exception return fails to release allocated `cacheDirs`
> 
> Test:
> 
> - [x] jdk_desktop on Linux x86_64

I've increased the number of reviewers because as well as the current reviewer it should have
(1) a reviewer from the client team
(2) a reviewer from whoever owns jni_util.h

If there were no change to that file it would have been simpler.

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PR: https://git.openjdk.java.net/jdk/pull/7691