Roll V8 from 85e8a9c93c94 to b4269866b232 (2 revisions)

https://chromium.googlesource.com/v8/v8.git/+log/85e8a9c93c94..b4269866b232

2026-01-16 v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com Version 14.6.24
2026-01-16 v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com Update V8 DEPS (trusted)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/v8-chromium-autoroll
Please CC liviurau@google.com,machenbach@google.com,v8-waterfall-gardener@grotations.appspotmail.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Cq-Include-Trybots: luci.chromium.try:linux-blink-rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:gpu-fyi-cq-mac-arm64;luci.chromium.try:win_optional_gpu_tests_rel;luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:dawn-linux-x64-deps-rel
Skip-Performance-Test: false
Change-Id: Ifa26fe8955bf0374d8c8ae137d8b9a358ab27fa7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7488850
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1570210}
diff --git a/DEPS b/DEPS
index 823282b9..f807d92 100644
--- a/DEPS
+++ b/DEPS
@@ -316,7 +316,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.
-  'v8_revision': '85e8a9c93c940061a381aff47f430458feb31680',
+  'v8_revision': 'b4269866b2327078cbd21a061f44043532f21381',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.
diff --git a/v8 b/v8
index 85e8a9c..b426986 160000
--- a/v8
+++ b/v8
@@ -1 +1 @@
-Subproject commit 85e8a9c93c940061a381aff47f430458feb31680
+Subproject commit b4269866b2327078cbd21a061f44043532f21381