Roll Skia from 2bb5ef3e9fbf to 270cec21a7e7 (10 revisions) (#24459)

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': '2bb5ef3e9fbf4a78a509f8e405b83d860ba56bb8',
+  'skia_revision': '270cec21a7e792b9165467921bee80661725aa34',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

ci/licenses_golden/licenses_skia

-Signature: f2df1836a0dd29b3472cef7a776bd22a
+Signature: 375b51676cfe73a0106e2c07e6bb639e
 
 UNUSED LICENSES:
 
@@ -739,6 +739,7 @@ FILE: ../../../third_party/skia/src/sksl/SkSLMetalCodeGenerator.h
 FILE: ../../../third_party/skia/src/sksl/SkSLParser.cpp
 FILE: ../../../third_party/skia/src/sksl/SkSLParser.h
 FILE: ../../../third_party/skia/src/sksl/SkSLPosition.h
+FILE: ../../../third_party/skia/src/sksl/SkSLProgramSettings.h
 FILE: ../../../third_party/skia/src/sksl/SkSLSPIRVCodeGenerator.cpp
 FILE: ../../../third_party/skia/src/sksl/SkSLSPIRVCodeGenerator.h
 FILE: ../../../third_party/skia/src/sksl/SkSLUtil.cpp