Roll Skia from 70e51e6d761d to bded42ab5173 (5 revisions)

https://skia.googlesource.com/skia.git/+log/70e51e6d761d..bded42ab5173

2021-02-18 [email protected] Split :tests into :test and :tests.
2021-02-18 [email protected] Remove GrDirectContext::ComputeImageSize. Use SkImage::textureSize.
2021-02-18 [email protected] Updated vulkan persistently mapped to work with new transfer type.
2021-02-18 [email protected] Rename SkDisplacementMapEffect to SkDisplacementMapImageFilter
2021-02-18 [email protected] Avoid allocating an SkString buffer for the TextStyle default font family

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC [email protected] on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Author: skia-flutter-autoroll

DEPS

@@ -27,7 +27,7 @@ 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': '70e51e6d761d53cbee6ddd92a778cadc9ecd1c81',
+  'skia_revision': 'bded42ab517300db5bdeea827a52792c49d7f0d8',
 
   # 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: 584927dfdb02e29c7101b76613055c42
+Signature: 0b498ce1c2d1916dc1d38ac7fcadb768
 
 UNUSED LICENSES:
 
@@ -2763,8 +2763,7 @@ FILE: ../../../third_party/skia/src/core/SkValidationUtils.h
 FILE: ../../../third_party/skia/src/effects/SkLumaColorFilter.cpp
 FILE: ../../../third_party/skia/src/effects/imagefilters/SkAlphaThresholdImageFilter.cpp
 FILE: ../../../third_party/skia/src/effects/imagefilters/SkComposeImageFilter.cpp
-FILE: ../../../third_party/skia/src/effects/imagefilters/SkDisplacementMapEffect.cpp
-FILE: ../../../third_party/skia/src/effects/imagefilters/SkDisplacementMapEffect.h
+FILE: ../../../third_party/skia/src/effects/imagefilters/SkDisplacementMapImageFilter.cpp
 FILE: ../../../third_party/skia/src/effects/imagefilters/SkDropShadowImageFilter.cpp
 FILE: ../../../third_party/skia/src/effects/imagefilters/SkDropShadowImageFilter.h
 FILE: ../../../third_party/skia/src/effects/imagefilters/SkTileImageFilter.cpp