Roll src/third_party/skia efebaa2a1152..f49debf07dc6 (24 commits)

[skia-flutter-autoroll]

https://skia.googlesource.com/skia.git/+log/efebaa2a1152..f49debf07dc6

git log efebaa2..f49debf --date=short --first-parent --format='%ad %ae %s'
2020-04-17 bsalomon@google.com Fix two GrProcessor names that are not valid idenitfiers
2020-04-17 robertphillips@google.com Update DDL test harness to use backendTextures to back tiles (take 2)
2020-04-17 egdaniel@google.com Fix spirv rtheight set.
2020-04-17 kjlubick@google.com Reland "Revert "GrDisplacementEffect uses GrTextureEffect.""
2020-04-17 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update Go Deps
2020-04-17 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ../src 59d223304f3c..41c6b825e65f (406 commits)
2020-04-17 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 2430d665d3f2..d25ce8725224 (18 commits)
2020-04-17 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/dawn 0721c1cf2a52..53f694b34a8d (8 commits)
2020-04-17 reed@google.com remove legacy deserialization of overdrawcolorfilter
2020-04-17 bsalomon@google.com Revert "Revert "GrDisplacementEffect uses GrTextureEffect.""
2020-04-16 sgilhuly@chromium.org Remove non-renderable formats in Dawn backend
2020-04-16 brianosman@google.com SkM44: Remove unused determinant & redundant checks in invert
2020-04-16 robertphillips@google.com Fix up GPUDDLSink for Vulkan
2020-04-16 mtklein@google.com GP64 Operand conversion
2020-04-16 senorblanco@chromium.org Reland "Refactor GL and Metal FinishCallback into a helper object."
2020-04-16 bsalomon@google.com Revert "GrDisplacementEffect uses GrTextureEffect."
2020-04-16 reed@google.com change Overdraw colorfilter to be pure sksl
2020-04-16 jlavrova@google.com getRectForRange with HeightStyle == kTight should ignore strut metrics
2020-04-16 westont@google.com Remove Debian10 Flutter_Android, change BuildStats to use Debian9 Docker
2020-04-16 bsalomon@google.com GrDisplacementEffect uses GrTextureEffect.
2020-04-16 michaelludwig@google.com Rename GrShape to GrStyledShape
2020-04-16 michaelludwig@google.com Respect wrap mode when decimating for blur
2020-04-16 mtklein@google.com lots more refactoring
2020-04-16 westont@google.com Dockerize Flutter Android job.

Created with:
gclient setdep -r src/third_party/skia@f49debf07dc6

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 kjlubick@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/+/master/autoroll/README.md

Bug: None
Tbr: kjlubick@google.com

[fluttergithubbot]

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

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

[jason-simmons]

"Mac Android AOT Engine" rerun succeeded: https://ci.chromium.org/p/flutter/builders/try/Mac%20Android%20AOT%20Engine/1075

Landing this manually

[skia-flutter-autoroll]

Commit queue failed; closing this roll.