[llvm-branch-commits] [clang] [Serialization] Code cleanups and polish 83233 (PR #83237)

[Ilya Biryukov via llvm-branch-commits]

ilya-biryukov wrote:

We'll pick this up, I'll get back with the testing results.
(Sorry for the delayed response)

https://github.com/llvm/llvm-project/pull/83237