Revert "Roll src/third_party/skia c88a3bc..a7e557f (6 commits) (flutt…

…er#15957)"

This reverts commit 19cda47.

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': 'a7e557f3e353b665b52ecbcc2ef0f665811c92a1',
+  'skia_revision': 'c88a3bc3f56114100b941ca8ed8cc66092ebdd30',
 
   # 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: 73daf088a395f4960bcf3302fabdf784
+Signature: 0b5740b0ff2a547fb39975b289e8c290
 
 UNUSED LICENSES:
 
@@ -1061,8 +1061,6 @@ FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.ex
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-OpenCL.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-SK_CPU_LIMIT_SSE41.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-SafeStack.json
-FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-SkVM.json
-FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-SkVM_ASAN.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-SwiftShader_MSAN.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-Tidy.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/build/examples/full.expected/Build-Debian9-Clang-x86_64-Debug-Wuffs.json