Roll SwiftShader from 907433b9f820 to e817aaa40954 (5 revisions)

https://swiftshader.googlesource.com/SwiftShader.git/+log/907433b9f820..e817aaa40954

2020-06-02 bclayton@google.com libVulkan: Use new marl::Scheduler::Config API.
2020-06-02 bclayton@google.com Kokoro: Test LLVM 10 backend for macos
2020-06-02 bclayton@google.com Merge changes I5eaceebc,I4d78c011,I7d01a3c8
2020-06-02 caio.oliveira@intel.com Update VkStringify for VK_EXT_subgroup_size_control
2020-06-02 caio.oliveira@intel.com Update Vulkan headers to version 1.2.141

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/+doc/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;luci.chromium.try:linux-swangle-try-x64;luci.chromium.try:win-swangle-try-x86
Bug: None
Tbr: swiftshader-team+autoroll@google.com
Change-Id: I52a4d194907046bada444db98c853ef199aeb072
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2227275Reviewed-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@{#774430}

DEPS

@@ -194,7 +194,7 @@ 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': '907433b9f820768053f1ed668cc2d2d54e4c3131',
+  'swiftshader_revision': 'e817aaa40954e0e2219876f4fb26efc1794fc148',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.