Roll Skia from 50e1b709781c to 9d86359b5fe8 (2 revisions) (#50786)

https://skia.googlesource.com/skia.git/+log/50e1b709781c..9d86359b5fe8

2024-02-20 sharaks@google.com Merge 6 release notes into RELEASE_NOTES.md
2024-02-20 johnstiles@google.com Optimize unread function parameter passing in SkRP.

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 brianosman@google.com,jimgraham@google.com,rmistry@google.com,scroggo@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

@@ -14,7 +14,7 @@ vars = {
   'flutter_git': 'https://flutter.googlesource.com',
   'skia_git': 'https://skia.googlesource.com',
   'llvm_git': 'https://llvm.googlesource.com',
-  'skia_revision': '50e1b709781c1d51bf992a2c3e00aecbeff3e4f9',
+  'skia_revision': '9d86359b5fe8b7b5d6e4163a7979277f9dbd7dea',
 
   # 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: eb73f4e1f13e4aa76521d602858e2f30
+Signature: b63b075252eead4ef89c72d7423ce999
 
 ====================================================================================================
 LIBRARY: etc1
@@ -396,12 +396,6 @@ FILE: ../../../flutter/third_party/skia/modules/pathkit/perf/pathops.bench.js
 FILE: ../../../flutter/third_party/skia/modules/pathkit/perf/perfReporter.js
 FILE: ../../../flutter/third_party/skia/modules/skparagraph/test.html
 FILE: ../../../flutter/third_party/skia/package-lock.json
-FILE: ../../../flutter/third_party/skia/relnotes/PreferStillImage.md
-FILE: ../../../flutter/third_party/skia/relnotes/SkSurfaceProps-Flags.md
-FILE: ../../../flutter/third_party/skia/relnotes/TickToProcessEvents.md
-FILE: ../../../flutter/third_party/skia/relnotes/VkDeviceLostCallback.md
-FILE: ../../../flutter/third_party/skia/relnotes/anim-codec-player.md
-FILE: ../../../flutter/third_party/skia/relnotes/codec-image.md
 FILE: ../../../flutter/third_party/skia/src/gpu/gpu_workaround_list.txt
 FILE: ../../../flutter/third_party/skia/src/ports/fontations/Cargo.toml
 FILE: ../../../flutter/third_party/skia/src/sksl/generated/sksl_compute.minified.sksl