Roll src/third_party/skia 25a88e75eaed..63a4edd314aa (2 commits)

https://skia.googlesource.com/skia.git/+log/25a88e75eaed..63a4edd314aa

git log 25a88e75eaed..63a4edd314aa --date=short --first-parent --format='%ad %ae %s'
2020-03-31 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 1b2dd6f92a6b..05fa1a99914a (10 commits)
2020-03-31 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 1c29477aa06e..5cf1e9a31c90 (6 commits)

Created with:
  gclient setdep -r src/third_party/skia@63a4edd314aa

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 michaelludwig@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/+/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: michaelludwig@google.com
Change-Id: Ibcb2fbd01d5bf750fc8d43a7e952e23e96701cd8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2129387Reviewed-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@{#754830}

DEPS

@@ -175,7 +175,7 @@ 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': '25a88e75eaed3081741535bff37bceace5796ed9',
+  'skia_revision': '63a4edd314aa280f379cb351e961a4e96e17eba3',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.