Roll src/third_party/swiftshader 12e857a3bca2..4b8b07825641 (1 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/12e857a3bca2..4b8b07825641

git log 12e857a3bca2..4b8b07825641 --date=short --first-parent --format='%ad %ae %s'
2020-03-23 [email protected] CMake: make SWIFTSHADER_DCHECK_ALWAYS_ON work on Windows

Created with:
  gclient setdep -r src/third_party/swiftshader@4b8b07825641

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/swiftshader-chromium-autoroll
Please CC [email protected] 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://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux_chromium_msan_rel_ng;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel
Bug: None
Tbr: [email protected]
Change-Id: Ib852f6fd731927fc826e7f62c86de52e26b005cc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2117076
Reviewed-by: chromium-autoroll <[email protected]>
Commit-Queue: chromium-autoroll <[email protected]>
Cr-Commit-Position: refs/heads/master@{#752699}
diff --git a/DEPS b/DEPS
index a67cb6f..523e3e1 100644
--- a/DEPS
+++ b/DEPS
@@ -191,7 +191,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.
-  'swiftshader_revision': '12e857a3bca20092bf372b33187595edb8989147',
+  'swiftshader_revision': '4b8b078256411d0de000ecb95f30f03e00371157',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.