Roll src/third_party/skia 8c31f2bf7f15..fad9fbc3c4da (6 commits)

https://skia.googlesource.com/skia.git/+log/8c31f2bf7f15..fad9fbc3c4da


git log 8c31f2bf7f15..fad9fbc3c4da --date=short --no-merges --format='%ad %ae %s'
2019-07-17 egdaniel@google.com Revert "First draft of Dawn backend: clears are working."
2019-07-17 fmalita@chromium.org [skottie] De-dupe sequential cubic mappers
2019-07-17 egdaniel@google.com Remove RG32F color type and pixel config.
2019-07-17 reed@google.com change colorfilter signature back to just inout color
2019-07-17 senorblanco@chromium.org First draft of Dawn backend: clears are working.
2019-07-17 fmalita@chromium.org [skottie] Fix default cubic controls detection


Created with:
  gclient setdep -r src/third_party/skia@fad9fbc3c4da

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
TBR=nifong@google.com

Change-Id: I98f024d17c534aece409d6521b4ae0bd337c3a1f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1706361Reviewed-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@{#678408}

DEPS

@@ -144,7 +144,7 @@ vars = {
   # 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': '8c31f2bf7f154e00952da9bdfbe3accc7691aecf',
+  'skia_revision': 'fad9fbc3c4da8b4274f81f64d637a3a01b833ba0',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.