Roll src/third_party/skia f64e958e897a..c880346ba5d1 (5 commits)

https://skia.googlesource.com/skia.git/+log/f64e958e897a..c880346ba5d1

git log f64e958e897a..c880346ba5d1 --date=short --first-parent --format='%ad %ae %s'
2019-12-18 reed@google.com Detect when perspective is really affine, and update the matrix as we handoff
2019-12-18 mtklein@google.com Reland "roll clang_win"
2019-12-18 mtklein@google.com demote -fsanitize=pointer-overflow to warning
2019-12-18 herb@google.com Only checksum and query a valid descriptor
2019-12-18 bsalomon@google.com "fix" formatting of auto generated cpp from fp

Created with:
  gclient setdep -r src/third_party/skia@c880346ba5d1

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 borenet@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: borenet@google.com
Change-Id: Id9bb6bf1eb4c7bebc8dda0d7ea6cfc6557659024
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1974781Reviewed-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@{#726189}

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': 'f64e958e897adda5b3416ffa07d85fa024feb401',
+  'skia_revision': 'c880346ba5d162609dc55d7f5f9861ad8801d8e7',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.