[zlib] Re-sync with zlib 1.2.12, patch 5 of N

Ported:
- Don't compute check value for raw inflate if asked to validate
- Handle case where inflateSync used when header never processed

Bug: 1032721
Change-Id: If83342fc0df3b9d2bcb0c19c42065c2b28fc3a17
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3564231
Reviewed-by: Noel Gordon <noel@chromium.org>
Commit-Queue: Noel Gordon <noel@chromium.org>
Cr-Commit-Position: refs/heads/main@{#988214}
NOKEYCHECK=True
GitOrigin-RevId: d2b6c6251e529efc646e08886fa4ff52010be0ec
1 file changed