RFR: 8269685: Optimize HeapHprofBinWriter implementation [v9]

[Lin Zang]

On Fri, 17 Sep 2021 01:51:26 GMT, Lin Zang <lzang at openjdk.org> wrote:

>> This PR rewrite the implementation of the HeapHprofBinWriter, which could simplify the logic of current implementation.
>> please see detail description at https://bugs.openjdk.java.net/browse/JDK-8269685.
>
> Lin Zang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   code refine

Dear All,
May I ask your help to review? I believe this PR need one more approval. Thanks!

BRs,
Lin

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PR: https://git.openjdk.java.net/jdk/pull/4666