Roll Skia from 56f28f137507 to b63e5a3c14e1 (1 revision) (#49733)

https://skia.googlesource.com/skia.git/+log/56f28f137507..b63e5a3c14e1

2024-01-11 johnstiles@google.com Add placeholder files for Graphite ES2 support.

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 armansito@google.com,bdero@google.com,brianosman@google.com,rmistry@google.com 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://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Author: skia-flutter-autoroll

DEPS

@@ -17,7 +17,7 @@ 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': '56f28f1375071eac18c74810f5dfa300ca89b356',
+  'skia_revision': 'b63e5a3c14e14fbabe4c83910e872641491be4d8',
 
   # 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: 021f16f951fc3f5f38dfa832382f7cfb
+Signature: 88370e23f3bfbfe0fd7ee9e454639574
 
 ====================================================================================================
 LIBRARY: etc1
@@ -401,8 +401,12 @@ FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_gpu.minified.sks
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_gpu.unoptimized.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_frag.minified.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_frag.unoptimized.sksl
+FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_frag_es2.minified.sksl
+FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_frag_es2.unoptimized.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_vert.minified.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_vert.unoptimized.sksl
+FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_vert_es2.minified.sksl
+FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_graphite_vert_es2.unoptimized.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_public.minified.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_public.unoptimized.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_rt_shader.minified.sksl
@@ -416,7 +420,9 @@ FILE: ../../../flutter/third_party/skia/src/sksl/sksl_compute.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/sksl_frag.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/sksl_gpu.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/sksl_graphite_frag.sksl
+FILE: ../../../flutter/third_party/skia/src/sksl/sksl_graphite_frag_es2.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/sksl_graphite_vert.sksl
+FILE: ../../../flutter/third_party/skia/src/sksl/sksl_graphite_vert_es2.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/sksl_public.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/sksl_rt_shader.sksl
 FILE: ../../../flutter/third_party/skia/src/sksl/sksl_shared.sksl