Roll src/third_party/skia 23899c6..78dac6d (19 commits) (flutter#17069)

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': '23899c64e3db9378bcc3a960962777f1a5c49ab4',
+  'skia_revision': '78dac6dcb222b38234d20b3deab68af1bff6b6e3',
 
   # 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: 3e8453212934f21efae403dc1d9a1abc
+Signature: b6d5bdb0bb5b9596edb4fa3facb21f23
 
 UNUSED LICENSES:
 
@@ -173,7 +173,6 @@ USED LICENSES:
 
 ====================================================================================================
 LIBRARY: etc1
-LIBRARY: skia
 LIBRARY: vulkan
 ORIGIN: ../../../flutter/third_party/txt/LICENSE
 TYPE: LicenseType.apache
@@ -185,7 +184,6 @@ FILE: ../../../third_party/skia/include/third_party/vulkan/vulkan/vulkan_ios.h
 FILE: ../../../third_party/skia/include/third_party/vulkan/vulkan/vulkan_macos.h
 FILE: ../../../third_party/skia/include/third_party/vulkan/vulkan/vulkan_win32.h
 FILE: ../../../third_party/skia/include/third_party/vulkan/vulkan/vulkan_xcb.h
-FILE: ../../../third_party/skia/src/images/SkWebpEncoder.cpp
 FILE: ../../../third_party/skia/third_party/etc1/etc1.cpp
 FILE: ../../../third_party/skia/third_party/etc1/etc1.h
 ----------------------------------------------------------------------------------------------------
@@ -1424,7 +1422,6 @@ FILE: ../../../third_party/skia/specs/web-img-decode/current/index.html
 FILE: ../../../third_party/skia/specs/web-img-decode/proposed/impl/impl.js
 FILE: ../../../third_party/skia/specs/web-img-decode/proposed/index.html
 FILE: ../../../third_party/skia/src/core/SkOrderedReadBuffer.h
-FILE: ../../../third_party/skia/src/opts/SkVM_opts.h
 FILE: ../../../third_party/skia/src/ports/SkTLS_pthread.cpp
 FILE: ../../../third_party/skia/src/ports/SkTLS_win.cpp
 FILE: ../../../third_party/skia/src/sksl/lex/sksl.lex
@@ -5341,6 +5338,7 @@ FILE: ../../../third_party/skia/docs/examples/zero_off_dashing.cpp
 FILE: ../../../third_party/skia/src/gpu/tessellate/GrFillPathShader.cpp
 FILE: ../../../third_party/skia/src/gpu/tessellate/GrFillPathShader.h
 FILE: ../../../third_party/skia/src/gpu/tessellate/GrPathShader.h
+FILE: ../../../third_party/skia/src/opts/SkVM_opts.h
 ----------------------------------------------------------------------------------------------------
 Copyright 2020 Google LLC.
 
@@ -6568,6 +6566,7 @@ FILE: ../../../third_party/skia/src/core/SkScalar.cpp
 FILE: ../../../third_party/skia/src/core/SkTextFormatParams.h
 FILE: ../../../third_party/skia/src/images/SkJPEGWriteUtility.cpp
 FILE: ../../../third_party/skia/src/images/SkJPEGWriteUtility.h
+FILE: ../../../third_party/skia/src/images/SkWebpEncoder.cpp
 FILE: ../../../third_party/skia/src/pdf/SkDeflate.cpp
 FILE: ../../../third_party/skia/src/pdf/SkDeflate.h
 FILE: ../../../third_party/skia/src/pdf/SkPDFFormXObject.cpp

sky/packages/sky_engine/LICENSE

@@ -515,7 +515,6 @@ boringssl
 engine
 etc1
 observatory_pub_packages
-skia
 txt
 vulkan
 wuffs