Roll Skia from 107114dd1d6e to a7f69c290667 (18 revisions)

[skia-flutter-autoroll]

https://skia.googlesource.com/skia.git/+log/107114dd1d6e..a7f69c290667

2020-10-07 egdaniel@google.com Add stencil formats to all the backends.
2020-10-07 brianosman@google.com Only include one variable per declaration statement
2020-10-07 johnstiles@google.com Remove accidentally repeated bit-index expression.
2020-10-07 mtklein@google.com refactor HashAndEncode
2020-10-07 robertphillips@google.com Centralize CreateLazyView helper in GrThreadSafeUniquelyKeyedProxyViewCache
2020-10-07 michaelludwig@google.com Update AutoLayerForImageFilter to use SkTCopyOnFirstWrite
2020-10-07 johnstiles@google.com Rename ChunkBits to kChunkBits.
2020-10-07 jvanverth@google.com Revert "Add a 2d cross product intrinsic to sksl"
2020-10-07 robertphillips@google.com Add customData capability to the thread-safe proxy cache ...
2020-10-07 johnstiles@google.com Fix data() method and add unit test.
2020-10-07 kjlubick@google.com [canvaskit] Add make rule to check types
2020-10-07 csmartdalton@google.com Add a 2d cross product intrinsic to sksl
2020-10-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from afe6ca45b6da to 635de036d766 (3 revisions)
2020-10-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from 77e3d0a to 3df629c (20 revisions)
2020-10-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from 4259b6b6cb0f to 3c77521707c0 (463 revisions)
2020-10-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Dawn from 326e14f34bb5 to 7e22b1c44fb0 (6 revisions)
2020-10-07 mtklein@google.com retry³ absl
2020-10-06 johnstiles@google.com Separate out SymbolTable aliases from regular Symbols.

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 jvanverth@google.com 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

[fluttergithubbot]

This pull request is not suitable for automatic merging in its current state.

• The status or check suite Linux Web Engine has failed. Please fix the issues identified (or deflake) before re-applying this label.

[skia-flutter-autoroll]

Commit queue failed; closing this roll.