Revert "Roll src/third_party/skia bf5cb0f..46f5c5f (2 commits) (flutter#16732)"

This reverts commit a9a96a8.

Author: NoamDev

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': '46f5c5f08b619a039104aff7aec342bd22619e45',
+  'skia_revision': 'bf5cb0f539e7b7485bda9c1377f663d6c444d2f4',
 
   # 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: 8528ab1e026569ddcc9970f0d52a4eb7
+Signature: 73afdc4dd53614d3bfc3fa4ca775a418
 
 UNUSED LICENSES:
 
@@ -5649,7 +5649,6 @@ FILE: ../../../third_party/skia/gm/skbug_9819.cpp
 FILE: ../../../third_party/skia/gm/strokerect_anisotropic.cpp
 FILE: ../../../third_party/skia/gm/verifiers/gmverifier.cpp
 FILE: ../../../third_party/skia/gm/verifiers/gmverifier.h
-FILE: ../../../third_party/skia/include/core/SkM44.h
 FILE: ../../../third_party/skia/include/gpu/d3d/GrD3DBackendContext.h
 FILE: ../../../third_party/skia/include/private/SkDDLTmpRedirect.h
 FILE: ../../../third_party/skia/include/private/SkM44.h