Roll Skia from 7b92044 to dfc880b (14 revisions) (flutter#23164)

Author: skia-flutter-autoroll

DEPS

@@ -26,7 +26,7 @@ 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': '7b920446a8fc867306d5d8280645c5c2556923a4',
+  'skia_revision': 'dfc880bd9ba05c5097355469c328c6d64208bc0f',
 
   # 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

@@ -1,4 +1,4 @@
-Signature: 62d6622d6d4d8fba657500dfb0a86473
+Signature: c22b97d5efe33c996adbac2857731cbb
 
 UNUSED LICENSES:
 
@@ -3014,7 +3014,6 @@ LIBRARY: skia
 ORIGIN: ../../../third_party/skia/bench/CTConvertBench.cpp + ../../../third_party/skia/LICENSE
 TYPE: LicenseType.bsd
 FILE: ../../../third_party/skia/bench/CTConvertBench.cpp
-FILE: ../../../third_party/skia/bench/SkVMBench.cpp
 FILE: ../../../third_party/skia/experimental/ffmpeg/SkVideoDecoder.cpp
 FILE: ../../../third_party/skia/experimental/ffmpeg/SkVideoDecoder.h
 FILE: ../../../third_party/skia/experimental/ffmpeg/SkVideoEncoder.cpp
@@ -3913,6 +3912,7 @@ FILE: ../../../third_party/skia/modules/canvaskit/gm_bindings.cpp
 FILE: ../../../third_party/skia/modules/canvaskit/viewer_bindings.cpp
 FILE: ../../../third_party/skia/modules/canvaskit/wasm_tools/SIMD/simd_float_capabilities.cpp
 FILE: ../../../third_party/skia/modules/canvaskit/wasm_tools/SIMD/simd_int_capabilities.cpp
+FILE: ../../../third_party/skia/samplecode/SampleMaterialShadows.cpp
 FILE: ../../../third_party/skia/src/core/SkASAN.h
 FILE: ../../../third_party/skia/src/core/SkIDChangeListener.cpp
 FILE: ../../../third_party/skia/src/core/SkMatrixProvider.h