Roll third_party/zlib/ 235986452..3f0af7f1d (6 commits)

https://chromium.googlesource.com/chromium/src/third_party/zlib.git/+log/235986452b31..3f0af7f1d5ca

Created with:
  roll-dep third_party/zlib

Change-Id: I9b3ecb496762865867511f5daad89007f920c3f5
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/112670
Auto-Submit: Lei Zhang <thestig@chromium.org>
Reviewed-by: Nigi <nigi@chromium.org>
Commit-Queue: Nigi <nigi@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
diff --git a/DEPS b/DEPS
index 4acf1fb..94748a1 100644
--- a/DEPS
+++ b/DEPS
@@ -194,7 +194,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling zlib
   # and whatever else without interference from each other.
-  'zlib_revision': '235986452b313e19d20b8802275fefc0f9e244fa',
+  'zlib_revision': '3f0af7f1d5ca6bb9d247f40b861346627c3032a1',
 }
 
 # Only these hosts are allowed for dependencies in this DEPS file.