Roll third_party/externals/angle2/ 5804dc8ea..aaa19de06 (9 commits)

https://chromium.googlesource.com/angle/angle.git/+log/5804dc8ea949..aaa19de06b1e

$ git log 5804dc8ea..aaa19de06 --date=short --no-merges --format='%ad %ae %s'
2018-04-18 jmadill Re-land "Vulkan: Add glslang validator to build."
2018-04-16 lfy GLES1: Client vertex array pointer API
2018-04-13 jmadill Fix perf regression with checkStatus.
2018-04-10 courtneygo Vulkan: Add build toggle for validation layers.
2018-04-17 jmadill Optimize ValidateDrawAttribs: Part 2.
2018-04-16 lucferron Vulkan: Use SH_INITIALIZE_UNINITIALIZED_LOCALS in ShaderVk
2018-04-16 lucferron Vulkan: Implement depth_range dirty bit and enable tests
2018-04-16 lucferron Vulkan: Fix the issue with unused attributes / varyings
2018-04-18 lucferron Vulkan: Fix issue in GlslWrapper and maxVaryingVectors calculation (2nd try)

Created with:
  roll-dep third_party/externals/angle2


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https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
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CQ_INCLUDE_TRYBOTS=skia.primary:Build-Debian9-Clang-x86_64-Release-ANGLE;skia.primary:Perf-Win10-Clang-AlphaR2-GPU-RadeonR9M470X-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-NUC5i7RYH-GPU-IntelIris6100-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-NUC6i5SYK-GPU-IntelIris540-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-NUCD34010WYKH-GPU-IntelHD4400-x86_64-Debug-All-ANGLE;skia.primary:Perf-Win10-Clang-ShuttleC-GPU-GTX960-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-AlphaR2-GPU-RadeonR9M470X-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-NUC6i5SYK-GPU-IntelIris540-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-NUCD34010WYKH-GPU-IntelHD4400-x86_64-Debug-All-ANGLE;skia.primary:Test-Win10-Clang-ShuttleC-GPU-GTX960-x86_64-Debug-All-ANGLE
TBR=scroggo@google.com

Change-Id: Ifbf4148bd3e3bdb8e56793317040a15747feab2b
Reviewed-on: https://skia-review.googlesource.com/122180
Reviewed-by: <angle-skia-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: <angle-skia-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
1 file changed