Roll ANGLE from 258f17d68700 to 29ca7186a688 (1 revision)

https://chromium.googlesource.com/angle/angle.git/+log/258f17d68700..29ca7186a688

2020-10-26 cnorthrop@google.com Tests: Add Dragon Ball Legends trace

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 jonahr@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_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;luci.chromium.try:linux-swangle-try-x64;luci.chromium.try:win-swangle-try-x86
Bug: None
Tbr: jonahr@google.com
Test: Test: angle_perftests --gtest_filter="*dragon_ball_legends*"
Change-Id: I1cb3be0b2900254b2e52586bd50fd8871d6c858f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2497768Reviewed-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@{#820670}

DEPS

@@ -218,7 +218,7 @@ 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': '258f17d68700647257de01141abcef15c8b6f02e',
+  'angle_revision': '29ca7186a68832b13a74ba7a2511e9eee3368573',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.