RFR: 8341859: Optimize ClassFile Benchmark Write

[Chen Liang]

On Wed, 9 Oct 2024 17:17:36 GMT, Shaojin Wen <swen at openjdk.org> wrote:

> Cache method names to reduce the overhead of using StringBuilder to construct method names, which will make the performance test results more stable.

Marked as reviewed by liach (Reviewer).

-------------

PR Review: https://git.openjdk.org/jdk/pull/21425#pullrequestreview-2357764968