Roll src/third_party/swiftshader 144a3f5d5e0f..2bcadf49d820 (1 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/144a3f5d5e0f..2bcadf49d820

git log 144a3f5d5e0f..2bcadf49d820 --date=short --no-merges --format='%ad %ae %s'
2019-08-15 bclayton@google.com vk::SurfaceKHR: Expose support for VK_IMAGE_USAGE_TRANSFER_SRC_BIT

Created with:
  gclient setdep -r src/third_party/swiftshader@2bcadf49d820

The AutoRoll server is located here: https://autoroll.skia.org/r/swiftshader-chromium-autoroll

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


CQ_INCLUDE_TRYBOTS=luci.chromium.try:android_optional_gpu_tests_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
TBR=swiftshader-team+autoroll@google.com

Bug: chromium:b/139479506
Change-Id: I952887d7cd75797805a7beceaccc4335d2e36fbd
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1756805
Reviewed-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@{#687445}