Roll src/third_party/swiftshader fda994c63075..855e8b1bc29d (2 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/fda994c63075..855e8b1bc29d

git log fda994c63075..855e8b1bc29d --date=short --no-merges --format='%ad %ae %s'
2019-11-01 [email protected] Allow concurrent eglSwapBuffers() with same display but different surfaces
2019-11-01 [email protected] Move egl locking code from main.cpp to libEGL.cpp

Created with:
  gclient setdep -r src/third_party/swiftshader@855e8b1bc29d

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
[email protected]

Bug: chromium:b/135742693,chromium:b/135742693
Change-Id: I0d0c629ea807e0f9cfd4b1fa39e9a8827fe7d7b0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1894681
Reviewed-by: chromium-autoroll <[email protected]>
Commit-Queue: chromium-autoroll <[email protected]>
Cr-Commit-Position: refs/heads/master@{#711798}
diff --git a/DEPS b/DEPS
index 1cea5fe..1ea45edd 100644
--- a/DEPS
+++ b/DEPS
@@ -188,7 +188,7 @@
   # 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': 'fda994c630754d62f280a1db59317efefb55418e',
+  'swiftshader_revision': '855e8b1bc29daf4cd1ad410cae0171e4f58523c2',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.