Roll Skia from 28c1bbab82b8 to 6fdf7181e374 (16 revisions) (#38046)

https://skia.googlesource.com/skia.git/+log/28c1bbab82b8..6fdf7181e374

2022-12-02 [email protected] Avoid #include of SkSL header in non-SkSL builds.
2022-12-02 [email protected] Reland "[graphite] Color space transform shader"
2022-12-02 [email protected] Remove last vestiges of samples
2022-12-02 [email protected] Add error msg to SkMesh factories
2022-12-02 [email protected] Migrate slot/function info structs out of SkVM-specific header.
2022-12-02 [email protected] [skottie] Allow clients to override image scaling mode
2022-12-02 [email protected] Improve destroying elements of SkTArray
2022-12-02 [email protected] [graphite] Refactor PrecompileBase and PaintOptions a bit
2022-12-02 [email protected] Revert "[graphite] Color space transform shader"
2022-12-02 [email protected] Extract raster pipeline gradient code for reuse in texture fallback
2022-12-02 [email protected] [graphite] Color space transform shader
2022-12-02 [email protected] Skip GNI presubmit on mac
2022-12-02 [email protected] [graphite] Make some of the KeyHelper block parameters be optional
2022-12-02 [email protected] [graphite] Simplify ENABLE_ANALYTIC_RRECT_RENDERER logic
2022-12-02 [email protected] Roll vulkan-deps from e05101aa3095 to d800a9330101 (1 revision)
2022-12-02 [email protected] Disable generate_go presubmit on Macs

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC [email protected],[email protected] on the revert to ensure that a human
is aware of the problem.

To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry
To file a bug in Flutter: https://github.com/flutter/flutter/issues/new/choose

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/+doc/main/autoroll/README.md

Author: skia-flutter-autoroll

DEPS

@@ -18,7 +18,7 @@ vars = {
   'llvm_git': 'https://llvm.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': '28c1bbab82b82932bf653959fbc465acff56d905',
+  'skia_revision': '6fdf7181e374c939a124faa8bca542673a3665b0',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.

ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: 532824606ea0e9dba7ad4449564bab81
+Signature: 60e531fb5a3969269eb98bf4d76dafdc
 
 UNUSED LICENSES:
 
@@ -2018,7 +2018,6 @@ FILE: ../../../third_party/skia/include/ports/SkTypeface_win.h
 FILE: ../../../third_party/skia/include/private/SkTArray.h
 FILE: ../../../third_party/skia/include/utils/SkNWayCanvas.h
 FILE: ../../../third_party/skia/include/utils/mac/SkCGUtils.h
-FILE: ../../../third_party/skia/samplecode/Sample.h
 FILE: ../../../third_party/skia/src/core/SkAAClip.cpp
 FILE: ../../../third_party/skia/src/core/SkAAClip.h
 FILE: ../../../third_party/skia/src/core/SkAdvancedTypefaceMetrics.h
@@ -3594,8 +3593,6 @@ FILE: ../../../third_party/skia/modules/svg/src/SkSVGShape.cpp
 FILE: ../../../third_party/skia/modules/svg/src/SkSVGStop.cpp
 FILE: ../../../third_party/skia/modules/svg/src/SkSVGTransformableNode.cpp
 FILE: ../../../third_party/skia/modules/svg/src/SkSVGValue.cpp
-FILE: ../../../third_party/skia/samplecode/DecodeFile.h
-FILE: ../../../third_party/skia/samplecode/Sample.cpp
 FILE: ../../../third_party/skia/src/codec/SkRawCodec.cpp
 FILE: ../../../third_party/skia/src/codec/SkRawCodec.h
 FILE: ../../../third_party/skia/src/core/SkATrace.cpp
@@ -7778,6 +7775,7 @@ FILE: ../../../third_party/skia/src/sksl/analysis/SkSLProgramUsage.h
 FILE: ../../../third_party/skia/src/sksl/codegen/SkSLRasterPipelineCodeGenerator.cpp
 FILE: ../../../third_party/skia/src/sksl/codegen/SkSLRasterPipelineCodeGenerator.h
 FILE: ../../../third_party/skia/src/sksl/ir/SkSLProgram.cpp
+FILE: ../../../third_party/skia/src/sksl/tracing/SkSLDebugInfo.h
 FILE: ../../../third_party/skia/src/sksl/transform/SkSLAddConstToVarModifiers.cpp
 FILE: ../../../third_party/skia/src/sksl/transform/SkSLEliminateEmptyStatements.cpp
 FILE: ../../../third_party/skia/src/sksl/transform/SkSLFindAndDeclareBuiltinFunctions.cpp