Roll Skia from 43a6e176a60f to 2639a144ff41 (2 revisions)

https://skia.googlesource.com/skia.git/+log/43a6e176a60f..2639a144ff41

2020-06-23 kjlubick@google.com [demos] Add directory from which to serve demos.skia.org
2020-06-23 adlai@google.com Ignore calls to freeGpuResources on abandoned contexts

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-autoroll
Please CC lovisolo@google.com,egdaniel@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/+doc/master/autoroll/README.md

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: None
Tbr: lovisolo@google.com,egdaniel@google.com
Change-Id: I3618fe822937a3acc912f7b947e4d7b04f8b5fb6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2265157Reviewed-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@{#782076}

DEPS

@@ -182,7 +182,7 @@ 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': '43a6e176a60f4c39ad8d328345aa593385c0856c',
+  'skia_revision': '2639a144ff413f9d19db6276f6dfb0711d86099e',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.