Roll src/third_party/skia de206c75c2c8..b27667a15a15 (14 commits) (#8399)

https://skia.googlesource.com/skia.git/%2Blog/de206c75c2c8..b27667a15a15

git log de206c75c2c802f6f1e4ccb8a6b8a00765e9f085..b27667a15a15ce31d135538a409c419c0b8b0d1b --date=short --no-merges --format=%ad %ae %s
2019-04-01 brianosman@google.com Remove ToolUtils::write_pixels
2019-04-01 nifong@google.com Include wasm debugger in continuous build part 2
2019-03-27 bungeman@google.com Expose basic shaper iterators.
2019-04-01 reed@google.com mark introspection methods as deprecated
2019-04-01 michaelludwig@google.com Add geometry domain for non-rectilinear quads
2019-04-01 csmartdalton@google.com Fix mkdir_p in skpbench
2019-04-01 nifong@google.com Include wasm debugger in continuous build
2019-04-01 fmalita@chromium.org [sksg] Refactor gradient implementation
2019-03-28 bungeman@google.com Cache data stream for CG typefaces.
2019-04-01 bsalomon@google.com GrBackendTextureImageGenerator proxy callback uses unique key to find existing GrTexture.
2019-04-01 robertphillips@google.com Make prepareSurfaceForExternalIO always flush
2019-04-01 bsalomon@google.com Make GrVkGpuRTCommandBuffer::CommandBufferInfo hold textures by pending read.
2019-04-01 rmistry@google.com Remove 4 page sets that are not useful as SKPs
2019-04-01 bsalomon@google.com Make lazy proxies have 2 modes for proxy/surface key management.

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 (jlavrova@google.com), 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': 'de206c75c2c802f6f1e4ccb8a6b8a00765e9f085',
+  'skia_revision': 'b27667a15a15ce31d135538a409c419c0b8b0d1b',
 
   # 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: 904d1207ab24d83189a5f0780836b4fd
+Signature: 0cafcf3959b077da7fab02aca9869893
 
 UNUSED LICENSES:
 
@@ -4231,7 +4231,6 @@ FILE: ../../../third_party/skia/modules/skottie/src/Skottie.cpp
 FILE: ../../../third_party/skia/modules/skottie/src/SkottieAnimator.cpp
 FILE: ../../../third_party/skia/modules/skottie/src/SkottieValue.cpp
 FILE: ../../../third_party/skia/modules/skottie/src/SkottieValue.h
-FILE: ../../../third_party/skia/modules/sksg/include/SkSGColor.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGDraw.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGEffectNode.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGGeometryNode.h
@@ -4239,13 +4238,12 @@ FILE: ../../../third_party/skia/modules/sksg/include/SkSGGroup.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGInvalidationController.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGMerge.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGNode.h
-FILE: ../../../third_party/skia/modules/sksg/include/SkSGPaintNode.h
+FILE: ../../../third_party/skia/modules/sksg/include/SkSGPaint.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGPath.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGRect.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGRenderNode.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGTransform.h
 FILE: ../../../third_party/skia/modules/sksg/include/SkSGTrimEffect.h
-FILE: ../../../third_party/skia/modules/sksg/src/SkSGColor.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGDraw.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGEffectNode.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGGeometryNode.cpp
@@ -4253,7 +4251,7 @@ FILE: ../../../third_party/skia/modules/sksg/src/SkSGGroup.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGInvalidationController.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGMerge.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGNode.cpp
-FILE: ../../../third_party/skia/modules/sksg/src/SkSGPaintNode.cpp
+FILE: ../../../third_party/skia/modules/sksg/src/SkSGPaint.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGPath.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGRect.cpp
 FILE: ../../../third_party/skia/modules/sksg/src/SkSGRenderNode.cpp