Roll src/third_party/skia 836ff5e..f808c5e (11 commits) (flutter#8791)

https://skia.googlesource.com/skia.git
/%2Blog/836ff5e40560..f808c5e

git log 836ff5e..f808c5e --date=short --no-merges --format=%ad %ae %s
2019-04-30 [email protected] Fix initialization of GrVkCaps when using legacy extension flags.
2019-04-30 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (nontrivial).
2019-04-30 [email protected] Upgrade to SkVx in GrQuad rendering
2019-04-30 [email protected] Use correct packing for Metal uniform arrays.
2019-04-30 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-04-26 [email protected] Revert "Temporarily revert runtime decoder registration."
2019-04-30 [email protected] Experimental Editor: begin text selection code
2019-04-29 [email protected] Don't use tty in win_ssh_cmd.py
2019-04-30 [email protected] stop calling legacy 255-biased colormatrix
2019-04-30 [email protected] Suppress skinning benches for NVIDIA_Shield
2019-04-30 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).

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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 ([email protected]), and stop
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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': '836ff5e40560f8ae712b3e1949c051a9cdcd09a4',
+  'skia_revision': 'f808c5e3afa384358a1fb85894e643cc96248d45',
 
   # 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: 82c13d78cdf429d44d503d56aec6c6de
+Signature: 3431245f7ddfe37ccf94674fdf52539a
 
 UNUSED LICENSES:
 
@@ -2904,6 +2904,8 @@ FILE: ../../../third_party/skia/docs/examples/Xor.cpp
 FILE: ../../../third_party/skia/experimental/editor/editor.cpp
 FILE: ../../../third_party/skia/experimental/editor/editor.h
 FILE: ../../../third_party/skia/experimental/editor/editor_application.cpp
+FILE: ../../../third_party/skia/experimental/editor/run_handler.cpp
+FILE: ../../../third_party/skia/experimental/editor/run_handler.h
 FILE: ../../../third_party/skia/gm/crbug_918512.cpp
 FILE: ../../../third_party/skia/src/gpu/GrPersistentCacheUtils.h
 FILE: ../../../third_party/skia/src/gpu/effects/GrComposeLerpEffect.fp
@@ -3226,6 +3228,7 @@ FILE: ../../../third_party/skia/infra/bots/recipes/compute_test.expected/Test-De
 FILE: ../../../third_party/skia/infra/bots/recipes/housekeeper.expected/Housekeeper-PerCommit-Trybot.json
 FILE: ../../../third_party/skia/infra/bots/recipes/housekeeper.expected/Housekeeper-PerCommit.json
 FILE: ../../../third_party/skia/infra/bots/recipes/infra.expected/infra_tests.json
+FILE: ../../../third_party/skia/infra/bots/recipes/perf.expected/Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Release-All-Android.json
 FILE: ../../../third_party/skia/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus5-GPU-Adreno330-arm-Debug-All-Android.json
 FILE: ../../../third_party/skia/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus5x-GPU-Adreno418-arm64-Release-All-Android_NoGPUThreads.json
 FILE: ../../../third_party/skia/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus7-CPU-Tegra3-arm-Debug-All-Android.json