Roll V8 from b4ceabe9262a to c865296b1d4d (2 revisions)

https://chromium.googlesource.com/v8/v8.git/+log/b4ceabe9262a..c865296b1d4d

2023-10-28 v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com Version 12.0.264
2023-10-27 lpardosixtos@microsoft.com [shared-struct] Increase SharedArray max length

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-sheriff@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:win_optional_gpu_tests_rel;luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:dawn-linux-x64-deps-rel
Change-Id: I3208559396556060f1063ed9812193ecef964cee
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4985618
Bot-Commit: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1216514}

DEPS

@@ -321,7 +321,7 @@ vars = {
   # 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': 'b4ceabe9262a3366789c6722a2234b9b52c729e5',
+  'v8_revision': 'c865296b1d4dd35e5bf04bc67eeac7d54c0bf961',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.