Roll src/third_party/skia ef85d19100b1..42137de2b2b8 (7 commits) (#6479)

https://skia.googlesource.com/skia.git/+log/ef85d19100b1..42137de2b2b8


Created with:
  gclient setdep -r src/third_party/skia@42137de2b2b8

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.

DEPS

@@ -23,7 +23,7 @@ vars = {
   'fuchsia_git': 'https://fuchsia.googlesource.com',
   'github_git': 'https://github.com',
   'skia_git': 'https://skia.googlesource.com',
-  'skia_revision': 'ef85d19100b159b06e0f1aa43b4c3ed9e1bafd61',
+  'skia_revision': '42137de2b2b8cf30071b9448325a94d4e5930663',
 
   # 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: 92e03111bad096c7328ae95d608a41ed
+Signature: a8dd4c7419fbae97e5aaa22a1f9843a5
 
 UNUSED LICENSES:
 
@@ -1008,7 +1008,6 @@ FILE: ../../../third_party/skia/src/core/SkRecordedDrawable.cpp
 FILE: ../../../third_party/skia/src/core/SkRecordedDrawable.h
 FILE: ../../../third_party/skia/src/core/SkScaleToSides.h
 FILE: ../../../third_party/skia/src/core/SkScopeExit.h
-FILE: ../../../third_party/skia/src/core/SkSinglyLinkedList.h
 FILE: ../../../third_party/skia/src/core/SkSpecialImage.cpp
 FILE: ../../../third_party/skia/src/core/SkSpecialImage.h
 FILE: ../../../third_party/skia/src/core/SkSpecialSurface.cpp
@@ -2039,6 +2038,7 @@ FILE: ../../../third_party/skia/infra/bots/assets/android_ndk_linux/VERSION
 FILE: ../../../third_party/skia/infra/bots/assets/android_ndk_windows/VERSION
 FILE: ../../../third_party/skia/infra/bots/assets/android_sdk_linux/VERSION
 FILE: ../../../third_party/skia/infra/bots/assets/armhf_sysroot/VERSION
+FILE: ../../../third_party/skia/infra/bots/assets/bloaty/VERSION
 FILE: ../../../third_party/skia/infra/bots/assets/cast_toolchain/VERSION
 FILE: ../../../third_party/skia/infra/bots/assets/chromebook_arm_gles/VERSION
 FILE: ../../../third_party/skia/infra/bots/assets/chromebook_x86_64_gles/VERSION