Roll Skia from 68b80f663be6 to 1fbe521b2c56 (2 revisions) (#44518)

https://skia.googlesource.com/skia.git/+log/68b80f663be6..1fbe521b2c56

2023-08-08 lovisolo@google.com [bazel] Add //gm/png_codec.cpp.
2023-08-08 skia-autoroll@skia-public.iam.gserviceaccount.com Roll debugger-app-base from be6bd0fc62ef to b026cfa16886

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,chinmaygarde@google.com,kjlubick@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://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Author: skia-flutter-autoroll

DEPS

@@ -18,7 +18,7 @@ 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': '68b80f663be6bdb87e24d732d1cef5619b02fdd2',
+  'skia_revision': '1fbe521b2c56cca97a69b659c09d9954dd1baaf8',
 
   # 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/excluded_files

@@ -2617,6 +2617,7 @@
 ../../../third_party/skia/fuzz/README.md
 ../../../third_party/skia/gm/BUILD.bazel
 ../../../third_party/skia/gm/android_gm_test.bzl
+../../../third_party/skia/gm/png_codec.bzl
 ../../../third_party/skia/gm/surface_manager/BUILD.bazel
 ../../../third_party/skia/gm/vias/BUILD.bazel
 ../../../third_party/skia/gn/BUILD.bazel

ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: 81a2fe3a3b65f75195d276341feda77d
+Signature: fcc6e811d8f1b52932c10b20a951b643
 
 ====================================================================================================
 LIBRARY: etc1
@@ -8868,6 +8868,7 @@ ORIGIN: ../../../third_party/skia/fuzz/oss_fuzz/FuzzQuadRoots.cpp + ../../../thi
 ORIGIN: ../../../third_party/skia/gm/BazelGMRunner.cpp + ../../../third_party/skia/LICENSE
 ORIGIN: ../../../third_party/skia/gm/BazelNoopRunner.cpp + ../../../third_party/skia/LICENSE
 ORIGIN: ../../../third_party/skia/gm/graphite_replay.cpp + ../../../third_party/skia/LICENSE
+ORIGIN: ../../../third_party/skia/gm/png_codec.cpp + ../../../third_party/skia/LICENSE
 ORIGIN: ../../../third_party/skia/gm/rippleshadergm.cpp + ../../../third_party/skia/LICENSE
 ORIGIN: ../../../third_party/skia/gm/scaledrects.cpp + ../../../third_party/skia/LICENSE
 ORIGIN: ../../../third_party/skia/gm/surface_manager/GaneshGLSurfaceManager.cpp + ../../../third_party/skia/LICENSE
@@ -9094,6 +9095,7 @@ FILE: ../../../third_party/skia/fuzz/oss_fuzz/FuzzQuadRoots.cpp
 FILE: ../../../third_party/skia/gm/BazelGMRunner.cpp
 FILE: ../../../third_party/skia/gm/BazelNoopRunner.cpp
 FILE: ../../../third_party/skia/gm/graphite_replay.cpp
+FILE: ../../../third_party/skia/gm/png_codec.cpp
 FILE: ../../../third_party/skia/gm/rippleshadergm.cpp
 FILE: ../../../third_party/skia/gm/scaledrects.cpp
 FILE: ../../../third_party/skia/gm/surface_manager/GaneshGLSurfaceManager.cpp