Roll Skia from 786d42c6dac4 to 12e760e958a7 (10 revisions)

https://skia.googlesource.com/skia.git/+log/786d42c6dac4..12e760e958a7

2021-03-02 [email protected] simplify check_integer_translate's API
2021-03-02 [email protected] Handle pipeline creation failure in Dawn
2021-03-02 [email protected] Add Texture usage to GrAttachment.
2021-03-02 [email protected] Fix use-after-free in SkSL DSL
2021-03-02 [email protected] Add const to SkSL layout keys.
2021-03-02 [email protected] add --race to FM
2021-03-02 [email protected] Treat control codepoints as resolved
2021-03-02 [email protected] Store push constants setting in persistent cache.
2021-03-02 [email protected] add missing failStep()
2021-03-02 [email protected] add flags for clipping to FM

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': '786d42c6dac46c7363d90adc4780203ba7998dbd',
+  'skia_revision': '12e760e958a7eac453e7bddd66d4000701d4f71d',
 
   # 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: 95fafeb15fe0decdfbe77bee9ab89391
+Signature: bc9d57a787378e01c5efe9a9215bc535
 
 UNUSED LICENSES: