Roll Skia from 6ed863a30a95 to 415642b766fa (2 revisions)

https://skia.googlesource.com/skia.git/+log/6ed863a30a95..415642b766fa

2020-12-18 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Dawn from b31cd871ad10 to 64c5d601f89b (7 revisions)
2020-12-18 bsalomon@google.com Fix alignment when getting slice in GrVkGpu for upload

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 tdenniston@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
Cq-Do-Not-Cancel-Tryjobs: true
Bug: None
Tbr: tdenniston@google.com
Change-Id: Id0f0505c32aa57ee3827277b0f793131befc7bc6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2598162Reviewed-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@{#838425}

DEPS

@@ -199,7 +199,7 @@ 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': '6ed863a30a9581c5aadefe37babd7b1cbc16a051',
+  'skia_revision': '415642b766face3623257248e2c0f1d99d1406b2',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.