Roll third_party/externals/swiftshader 739a7fbe086b..755d744023ff (18 commits)

https://swiftshader.googlesource.com/SwiftShader.git/+log/739a7fbe086b..755d744023ff


git log 739a7fbe086b..755d744023ff --date=short --no-merges --format='%ad %ae %s'
2019-01-18 schuffelen@google.com Fix compilation error on android build.
2019-01-18 chrisforbes@google.com drop c++ version for cmake build to 11
2019-01-18 chrisforbes@google.com remove remaining make_unique usage
2019-01-18 sugoi@google.com Replaced std::make_unique with std::unique_ptr
2019-01-17 chrisforbes@google.com Split types from other kinds of definitions
2019-01-17 chrisforbes@google.com Add support for builtin blocks
2019-01-17 chrisforbes@google.com Add support for arrays to interface and size analyses
2019-01-17 chrisforbes@google.com Add minimal support for integer constants
2019-01-17 sugoi@google.com Implemented depth and stencil clear command
2019-01-17 sugoi@google.com Added clear color image command
2019-01-17 sugoi@google.com Support for array layers and mip levels in VkImage objects
2019-01-17 sugoi@google.com Allow clearing image arrays in ImageView
2019-01-17 chrisforbes@google.com Collect input/output interfaces
2019-01-17 Tom.Tan@microsoft.com Port LLVM change rL350655
2019-01-17 chrisforbes@google.com Add support for SPIRV decorations
2019-01-17 sugoi@google.com Fixed all OOB accesses in VertexProgram and PixelProgram
2019-01-17 chrisforbes@google.com Add builtin interface to spirv shader
2019-01-17 chrisforbes@google.com Move AttribType enum to SpirvShader


Created with:
  gclient setdep -r third_party/externals/swiftshader@755d744023ff

The AutoRoll server is located here: https://autoroll.skia.org/r/swiftshader-skia-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=skia.primary:Test-Debian9-Clang-GCE-GPU-SwiftShader-x86_64-Debug-All-SwiftShader
TBR=halcanary@google.com

Change-Id: I27f8dc95028ccf0dd7b9f7a72b16cfb87b5b1d53
Reviewed-on: https://skia-review.googlesource.com/c/185244
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>