Roll src/third_party/angle 463c318ab759..e02f4996c6e9 (3 commits)

https://chromium.googlesource.com/angle/angle.git/+log/463c318ab759..e02f4996c6e9

git log 463c318ab759..e02f4996c6e9 --date=short --first-parent --format='%ad %ae %s'
2020-02-06 cnorthrop@google.com Vulkan: Pass correct level count in getLevelDrawImageView
2020-02-06 spang@chromium.org Fuchsia: Fix size & position of test window on Scenic
2020-02-06 jmadill@chromium.org Make TransformFeedbackTest deterministic.

Created with:
  gclient setdep -r src/third_party/angle@e02f4996c6e9

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/angle-chromium-autoroll
Please CC cnorthrop@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_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win-asan;luci.chromium.try:win_optional_gpu_tests_rel
Bug: None
Tbr: cnorthrop@google.com
Change-Id: If7e2ce521e15c1b0ef612fb6f86e777dffd0cbb5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2043052Reviewed-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@{#739260}

DEPS

@@ -183,7 +183,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.
-  'angle_revision': '463c318ab75995b87c3238e695f843ed95de1e28',
+  'angle_revision': 'e02f4996c6e91023a019d071f4c167523c847ed4',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.