Rolling 3 dependencies

Roll third_party/googletest/ e588eb1ff..482ac6ee6 (8 commits)

e588eb1ff9..482ac6ee63

$ git log e588eb1ff..482ac6ee6 --date=short --no-merges --format='%ad %ae %s'
2020-03-17 absl-team Googletest export
2020-03-16 dmauro Googletest export
2020-03-13 absl-team Googletest export
2020-03-06 absl-team Googletest export
2020-03-03 absl-team Googletest export
2020-03-03 absl-team Googletest export
2020-02-21 johan.mabille Fixed warnings
2020-01-29 krystian.kuzniarek remove a dead reference to the Autotools script

Roll third_party/spirv-headers/ 0a7fc4525..f8bf11a02 (9 commits)

0a7fc45259..f8bf11a025

$ git log 0a7fc4525..f8bf11a02 --date=short --no-merges --format='%ad %ae %s'
2020-03-17 dkoch Add shadercalls scope
2020-03-03 ntorosda Added ray flags, primitive culling flags, queries
2020-03-17 cepheus Non-functional: Update header build to match Khronos spec. builder.
2020-02-14 alele Update headers for SPV_KHR_ray_tracing.
2020-03-13 jmadill Add missing header to BUILD.gn.
2020-03-09 stevenperron Export NonSemanticDebugPrintf.h in bazel build
2020-03-02 jbolz Add NonSemantic.DebugPrintf JSON/header
2020-03-02 jbolz Fix max enum value
2020-01-01 xanto Also propagate SPIRV-Headers version to CMakeLists.txt

Roll third_party/spirv-tools/ e1688b60c..60104cd97 (18 commits)

e1688b60ca..60104cd974

$ git log e1688b60c..60104cd97 --date=short --no-merges --format='%ad %ae %s'
2020-03-19 dneto Add opt::Operand::AsCString and AsString (#3240)
2020-03-20 lujiao Add RayQueryProvisionalKHR to opt types (#3239)
2020-03-17 ehsannas Whitelist SPV_EXT_demote_to_helper_invocation for opt passes (#3236)
2020-03-17 dgkoch Add support for KHR_ray_{query,tracing} extensions (#3235)
2020-03-16 jmadill Roll external/spirv-headers/ 30ef660ce..a17e17e36 (1 commit) (#3230)
2020-03-13 vasniktel Update dependencies (#3228)
2020-03-12 greg Instrument: Debug Printf support (#3215)
2020-03-12 vasniktel spirv-fuzz: Support OpPhi when adding dead break and continue (#3225)
2020-03-12 afdx spirv-fuzz: Fix vector width issue in 'add equation instructions' pass (#3223)
2020-03-09 jbolz Allow sampledimage types as operand of OpCopyObject (#3222)
2020-03-09 vasniktel spirv-fuzz: Remove duplicated functionality (#3220)
2020-03-09 andreperezmaselco.developer spirv-fuzz: Allow OpPhi operand to be replaced with a composite synonym (#3221)
2020-03-08 andreperezmaselco.developer spirv-fuzz: Add toggle access chain instruction transformation (#3211)
2020-03-08 vasniktel spirv-fuzz: Add fuzzer pass to permute function parameters (#3212)
2020-03-06 afdx spirv-fuzz: Use better function name (#3207)
2020-03-05 afdx spirv-fuzz: Add swap commutable operands transformation (#3205)
2020-03-04 afdx spirv-fuzz: Fuzzer pass to add equation instructions (#3202)
2020-03-04 andreperezmaselco.developer Refactor FuzzerPass::ApplyTransformation code duplication. (#3206)

Created with:
  roll-dep third_party/googletest third_party/spirv-headers third_party/spirv-tools

Change-Id: I7f0e82cf5bbd38f6473757c74689ac35d23e53c1
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17342
Reviewed-by: dan sinclair <dsinclair@google.com>

DEPS

@@ -5,9 +5,9 @@ vars = {
   'github': '/external/github.com',
 
   'cpplint_revision': '305ac8725a166ed42e3f5dd3f80d6de2cf840ef1',
-  'googletest_revision': 'e588eb1ff9ff6598666279b737b27f983156ad85',
-  'spirv_headers_revision': '0a7fc45259910f07f00c5a3fa10be5678bee1f83',
-  'spirv_tools_revision': 'e1688b60caf77e7efd9e440e57cca429ca7c5a1e',
+  'googletest_revision': '482ac6ee63429af2aa9c44f4e6427873fb68fb1f',
+  'spirv_headers_revision': 'f8bf11a0253a32375c32cad92c841237b96696c0',
+  'spirv_tools_revision': '60104cd97446877dad8ed1010a635218937a2f18',
 }
 
 deps = {