Rolling 5 dependencies

Roll third_party/SPIRV-Tools/ a9624b4d5..4a80497a8 (18 commits)

a9624b4d5d..4a80497a88

$ git log a9624b4d5..4a80497a8 --date=short --no-merges --format='%ad %ae %s'
2020-02-20 stevenperron Make spvOpcodeString part of the public API (#3174)
2020-02-20 danyspin97 Fix static libraries linking order (#3189)
2020-02-18 bclayton vscode: Add missing fields to schema.Opcode (#3169)
2020-02-18 siglesias spirv-val: Add support for SPV_AMD_shader_image_load_store_lod (#3186)
2020-02-14 afdx spirvfuzz: Fix type-related bug, change undef to zero, and add assert (#3188)
2020-02-11 afdx spirv-fuzz: Fuzzer pass that adds access chains (#3182)
2020-02-10 afdx spirv-fuzz: Fuzzer pass to add function calls (#3178)
2020-02-10 afdx spirv-fuzz: Ensure that donated variables are always initialized (#3181)
2020-02-06 afdx spirv-fuzz: Add fuzzer passes to add loads/stores (#3176)
2020-02-05 afdx spirv-fuzz: Fuzzer passes to add local and global variables (#3175)
2020-02-04 bclayton utils/vscode: LSP - Support OpExtInst (#3140)
2020-02-04 kubak Fix typos in opt's help. Update environment version. (#3170)
2020-02-04 stevenperron Start SPIRV-Tools v2020.2
2020-02-04 stevenperron Finalize SPIRV-Tools v2020.1
2020-02-04 stevenperron Update CHANGES
2020-02-04 afdx spirv-fuzz: Fuzzer pass to add composite types (#3171)
2020-02-04 afdx Update script that checks copyright years. (#3173)
2020-02-04 afdx spirv-fuzz: Disallow copying of null and undefined pointers (#3172)

Roll third_party/glslang/ 5e86b28ff..c12493ff6 (10 commits)

5e86b28ffb..c12493ff69

$ git log 5e86b28ff..c12493ff6 --date=short --no-merges --format='%ad %ae %s'
2020-02-17 siglesias SPV_AMD_shader_image_load_store_lod is now validated by spirv-tools
2020-02-19 lryer Fix iomapper issue
2020-02-11 cepheus Fix part of #2070: Correctly handle promotion for <unary-op>(int).
2020-02-18 swda.durl Add an option to make RTTI enabled
2020-02-06 kainino Split "is emscripten" config from "enable glslang.js"
2020-02-06 dneto Avoid enum-compare warning
2020-02-06 rex.xu Fix a parser error of GL_KHR_memory_scope_semantics
2020-01-23 kainino glslang.js: Make the SPIR-V target version configurable (1.0 ~ 1.5)
2020-02-02 timo.suoranta Fix memory corruption in TGlslIoMapper
2019-12-23 laddoc Add constant expression with mod

Roll third_party/shaderc/ 6d9f753c1..738f1655a (4 commits)

$ git log 6d9f753c1..738f1655a --date=short --no-merges --format='%ad %ae %s'
2020-02-10 rharrison Add newline to logging messages to make them readable (#985)
2020-02-06 rharrison Reduce amount of duplicated code in API implementations (#984)
2020-02-05 rharrison Add in support for spvc logging to the terminal (#981)
2020-02-05 rharrison Rolling 4 dependencies and updated expectations (#983)

Roll third_party/spirv-cross/ 6b2add8e2..f19fdb94d (4 commits)

6b2add8e2c..f19fdb94d7

$ git log 6b2add8e2..f19fdb94d --date=short --no-merges --format='%ad %ae %s'
2020-02-19 dsinclair Roll GLSLang, SPIRV-Tools and SPIRV-Headers
2020-02-14 post Reject SPIR-V modules with garbage ID bound.
2020-02-08 post HLSL: Declare undef variables as static.
2020-02-06 post Remove old memory_scope flag from iOS barriers.

Roll third_party/spirv-headers/ dc77030ac..5dbc1c321 (1 commit)

dc77030acc..5dbc1c3218

$ git log dc77030ac..5dbc1c321 --date=short --no-merges --format='%ad %ae %s'
2020-02-07 michael.kinsner Allocate three bits for upcoming Intel extension

Created with:
  roll-dep third_party/SPIRV-Tools third_party/glslang third_party/shaderc third_party/spirv-cross third_party/spirv-headers

Change-Id: Iad3d5f0634b56124985298fc9fe045b2c2c3986b
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/16080
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>

DEPS

@@ -51,25 +51,25 @@ deps = {
 
   # SPIRV-Cross
   'third_party/spirv-cross': {
-    'url': '{chromium_git}/external/github.com/KhronosGroup/SPIRV-Cross@6b2add8e2cdd2fcc3a94214775c35422881f9d13',
+    'url': '{chromium_git}/external/github.com/KhronosGroup/SPIRV-Cross@f19fdb94d7b8b681024b2f3e87ccbc8d60be1d97',
     'condition': 'dawn_standalone',
   },
 
   # SPIRV compiler dependencies: SPIRV-Tools, SPIRV-headers, glslang and shaderc
   'third_party/SPIRV-Tools': {
-    'url': '{chromium_git}/external/github.com/KhronosGroup/SPIRV-Tools@a9624b4d5d0bb1617d6e20dbaba174b07cee18ee',
+    'url': '{chromium_git}/external/github.com/KhronosGroup/SPIRV-Tools@4a80497a888511834d9a1f5930226e82decc60d5',
     'condition': 'dawn_standalone',
   },
   'third_party/spirv-headers': {
-    'url': '{chromium_git}/external/github.com/KhronosGroup/SPIRV-Headers@dc77030acc9c6fe7ca21fff54c5a9d7b532d7da6',
+    'url': '{chromium_git}/external/github.com/KhronosGroup/SPIRV-Headers@5dbc1c32182e17b8ab8e8158a802ecabaf35aad3',
     'condition': 'dawn_standalone',
   },
   'third_party/glslang': {
-    'url': '{chromium_git}/external/github.com/KhronosGroup/glslang@5e86b28ffb8124a5ee2a58c640245ee5b285110d',
+    'url': '{chromium_git}/external/github.com/KhronosGroup/glslang@c12493ff69e21800fb08b6d6e92eb0b9c5cb5efb',
     'condition': 'dawn_standalone',
   },
   'third_party/shaderc': {
-    'url': '{chromium_git}/external/github.com/google/shaderc@6d9f753c1d15adbf711571410b2b14dc20ec6ac1',
+    'url': '{chromium_git}/external/github.com/google/shaderc@738f1655a7bbaec8d9302b9c3daefa7109117649',
     'condition': 'dawn_standalone',
   },