Roll src/third_party/skia bdb0919dcc6a..c853bf2867b9 (3 commits)

https://skia.googlesource.com/skia.git/+log/bdb0919dcc6a..c853bf2867b9

git log bdb0919dcc6a..c853bf2867b9 --date=short --no-merges --format='%ad %ae %s'
2019-08-06 mtklein@google.com build programs lazily in SkVMBlitter
2019-08-06 egdaniel@google.com Update some gpu caps isFormatRenderable calls.
2019-08-06 halcanary@google.com experimental/editor: interface no longer uses stringslice

Created with:
  gclient setdep -r src/third_party/skia@c853bf2867b9

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=reed@google.com

Bug: None
Change-Id: Idd45ce3c6b5bccee6ec6cadc57a0ceb8df33d6ee
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1739000Reviewed-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@{#684474}

DEPS

@@ -145,7 +145,7 @@ 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': 'bdb0919dcc6a700b41492c53ecf06b40983d13d7',
+  'skia_revision': 'c853bf2867b939d8f9c35aa7302bfa2581a0b21b',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.