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.
------------- Commit messages: - 8269685: Optimize HeapHprofBinWriter implementation Changes: https://git.openjdk.java.net/jdk/pull/4666/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=4666&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8269685 Stats: 468 lines in 3 files changed: 209 ins; 246 del; 13 mod Patch: https://git.openjdk.java.net/jdk/pull/4666.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/4666/head:pull/4666 PR: https://git.openjdk.java.net/jdk/pull/4666
