Roll third_party/externals/swiftshader 2430d665d3f2..d25ce8725224 (18 commits)
Roll third_party/externals/swiftshader 2430d665d3f2..d25ce8725224 (18 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/2430d665d3f2..d25ce8725224

git log 2430d665d3f2..d25ce8725224 --date=short --first-parent --format='%ad %ae %s'
2020-04-17 digit@google.com Fix LLVM-based Arm64 build.
2020-04-16 bclayton@google.com CMakeLists: Enabled more clang warnings.
2020-04-16 bclayton@google.com Device/Blitter: Initialize filter3D fields
2020-04-16 digit@google.com Fuchsia: Add LLVM 10.0 configuration headers.
2020-04-16 amaiorano@google.com CMake: fix PowerVR_Examples build
2020-04-16 amaiorano@google.com Don't fail build if Vulkan headers are different
2020-04-16 amaiorano@google.com CMake: fix add_subdirectory(SwiftShader) when CMAKE_BUILD_TYPE is set in parent project
2020-04-16 amaiorano@google.com CMake: make submodule initialization work for add_subdirectory(SwiftShader)
2020-04-16 amaiorano@google.com CMake: fix add_subdirectory(SwiftShader)
2020-04-16 amaiorano@google.com CMake: use directory variables consistently
2020-04-16 amaiorano@google.com CMake: make root compile options and link libraries private
2020-04-16 bclayton@google.com VkSemaphore: Unlock/Lock the mutex outside the blocking_call.
2020-04-16 bclayton@google.com Regres: Include a better error message when git add fails.
2020-04-16 bclayton@google.com Regres: Avoid dereferencing a nil on process timeout.
2020-04-16 bclayton@google.com Make memoryPageSize() functions thread-safe.
2020-04-16 bclayton@google.com Vulkan: Move SpecializationInfo to own file.
2020-04-16 bclayton@google.com Fix chrome autorollers
2020-04-16 bclayton@google.com Reimplement LRUCache, fold away LRUSnapshotCache, add tests.

Created with:
  gclient setdep -r third_party/externals/swiftshader@d25ce8725224

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/swiftshader-skia-autoroll
Please CC 7cdab2cfab351f23814786ba39716e90eed69047@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: skia/skia.primary:Test-Debian10-Clang-GCE-GPU-SwiftShader-x86_64-Debug-All-SwiftShader
Bug: None
Tbr: 7cdab2cfab351f23814786ba39716e90eed69047@google.com
Change-Id: Ia051a76dd0652f77bf6cab101a038478e3a783b7
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/284197
Reviewed-by: skia-autoroll <e034c62197df5622a9c1bef8b3e012f87a0a9840@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <e034c62197df5622a9c1bef8b3e012f87a0a9840@skia-public.iam.gserviceaccount.com>

aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,aosp-mirror/platform_external_skia,google/skia,google/skia,aosp-mirror/platform_external_skia