Roll src/third_party/swiftshader faa2a365b5c0..c475f5650417 (1 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/faa2a365b5c0..c475f5650417

git log faa2a365b5c0..c475f5650417 --date=short --no-merges --format='%ad %ae %s'
2019-09-30 amaiorano@google.com Regres: disable warnings as errors

Created with:
  gclient setdep -r src/third_party/swiftshader@c475f5650417

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 swiftshader-team+autoroll@google.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://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
TBR=swiftshader-team+autoroll@google.com

Bug: chromium:b/141758871
Change-Id: I7b49bcf2ca05a53f944e5dd55abf503dea9bda17
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1832016Reviewed-by: 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/master@{#701194}

DEPS

@@ -183,7 +183,7 @@ vars = {
   # 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': 'faa2a365b5c0e90a5e1156c01a3acb4246632316',
+  'swiftshader_revision': 'c475f5650417995f175fd29707e82e065ac22107',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.