Roll src/third_party/skia a29dd9d0cb8b..50e24d7d5f52 (20 commits)

https://skia.googlesource.com/skia.git/+log/a29dd9d0cb8b..50e24d7d5f52


git log a29dd9d0cb8b..50e24d7d5f52 --date=short --no-merges --format='%ad %ae %s'
2019-02-08 csmartdalton@google.com Add a mechanism for GMs to silently exclude themselves from Gold
2019-02-07 benjaminwagner@google.com [infra] Update Win10 in Skolo.
2019-02-07 recipe-roller@chromium.org Roll recipe dependencies (trivial).
2019-02-07 csmartdalton@google.com Reland "Add a GpuGM class for GPU-only tests"
2019-02-07 bsalomon@google.com Track separate texure binding states for each OpenGL texture target.
2019-02-07 halcanary@google.com SkQP: new tool: tools/skqp/find_commit_with_best_gold_results
2019-02-07 brianosman@google.com Check for single owner and abandoned context in createMipMapProxyFromBitmap
2019-02-07 recipe-roller@chromium.org Roll recipe dependencies (trivial).
2019-02-07 jvanverth@google.com Fix Metal bots.
2019-02-07 halcanary@google.com SkQP: update tools/skqp/gn_to_bp.py, add release script
2019-02-07 bsalomon@google.com Cache CPU memory buffers used for client side arrays.
2019-02-07 bungeman@google.com Don't include .cpp file in SampleCCPRGeometry.cpp
2019-02-07 brianosman@google.com Give ImGui the correct DeltaTime
2019-02-07 djsollen@google.com Remove colorspace restrictions for 565/FP16 configs in Android Codec.
2019-02-07 mtklein@google.com skvx wip
2019-02-07 bsalomon@google.com Default init GrGpuResource::UniqueID to invalid id.
2019-02-07 robertphillips@google.com Move "matches" from GrContextThreadSafeProxy to GrContext_Base
2019-02-07 robertphillips@google.com Make room for shifting GrContext to GrDirectContext
2019-02-07 recipe-roller@chromium.org Roll recipe dependencies (trivial).
2019-02-07 brianosman@google.com Support building mips when creating cross context images


Created with:
  gclient setdep -r src/third_party/skia@50e24d7d5f52

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-autoroll

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, who should
be CC'd on the roll, and stop the roller if necessary.

CQ_INCLUDE_TRYBOTS=luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux-blink-rel;luci.chromium.try:linux-chromeos-compile-dbg;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel

BUG=chromium:926017,chromium:b/123377741
TBR=fmalita@chromium.org

Change-Id: Ib89a98cfe7ceb4eedff7c99ea6fe34030867a6f8
Reviewed-on: https://chromium-review.googlesource.com/c/1460338
Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#630165}
diff --git a/DEPS b/DEPS
index 74fdc94..f63332c 100644
--- a/DEPS
+++ b/DEPS
@@ -126,7 +126,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': 'a29dd9d0cb8ba8d7da29e293b52ff142f8a0e2f1',
+  'skia_revision': '50e24d7d5f52724b4286078a813eb253e710fe47',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.