Roll Skia from 43264640f256 to 791c0d36a6f6 (2 revisions) (flutter#28909)

Author: skia-flutter-autoroll

DEPS

@@ -27,7 +27,7 @@ vars = {
   'skia_git': 'https://skia.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': '43264640f25627b839128c07e9a939139a686f0d',
+  'skia_revision': '791c0d36a6f61d536b7a3af517457ee143a00151',
 
   # 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: bee14e1020fed5ad6b32a94937c2237e
+Signature: 458aeb414e8f8529e3d64c578598410b
 
 UNUSED LICENSES:
 
@@ -1942,8 +1942,6 @@ FILE: ../../../third_party/skia/src/sksl/SkSLIRGenerator.cpp
 FILE: ../../../third_party/skia/src/sksl/SkSLIRGenerator.h
 FILE: ../../../third_party/skia/src/sksl/SkSLMain.cpp
 FILE: ../../../third_party/skia/src/sksl/SkSLMemoryLayout.h
-FILE: ../../../third_party/skia/src/sksl/SkSLParser.cpp
-FILE: ../../../third_party/skia/src/sksl/SkSLParser.h
 FILE: ../../../third_party/skia/src/sksl/SkSLProgramSettings.h
 FILE: ../../../third_party/skia/src/sksl/SkSLUtil.cpp
 FILE: ../../../third_party/skia/src/sksl/SkSLUtil.h
@@ -2893,8 +2891,6 @@ FILE: ../../../third_party/skia/src/gpu/gl/GrGLAssembleWebGLInterfaceAutogen.cpp
 FILE: ../../../third_party/skia/src/gpu/gl/GrGLTypesPriv.cpp
 FILE: ../../../third_party/skia/src/gpu/mock/GrMockCaps.cpp
 FILE: ../../../third_party/skia/src/gpu/mock/GrMockTypes.cpp
-FILE: ../../../third_party/skia/src/sksl/SkSLASTFile.h
-FILE: ../../../third_party/skia/src/sksl/SkSLASTNode.h
 FILE: ../../../third_party/skia/src/sksl/ir/SkSLExternalFunction.h
 FILE: ../../../third_party/skia/src/sksl/ir/SkSLExternalFunctionCall.h
 FILE: ../../../third_party/skia/src/sksl/ir/SkSLExternalFunctionReference.h