Roll ANGLE from 9d49d8438f4b to 8419f4fcd1ec (7 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/9d49d8438f4b..8419f4fcd1ec

2021-12-15 angle-autoroll@skia-public.iam.gserviceaccount.com Roll vulkan-deps from c03890076954 to a8221eed5970 (2 revisions)
2021-12-15 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from 0c0a3654694f to 2dae07eeb163 (450 revisions)
2021-12-15 cnorthrop@google.com Revert "Upgrade restricted traces to new trace format."
2021-12-15 yuxinhu@google.com Modified buffer fallback format to smaller storage format
2021-12-15 cnorthrop@google.com Revert "Trace Tests: Remove auto-generated code."
2021-12-15 shrekshao@google.com Skip MultithreadingTest.MultiContextDrawWithSwapBuffers
2021-12-15 iannucci@chromium.org Switch to non-deprecated bbagent, remove defunct experiments.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/angle-dawn-autoroll
Please CC enga@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in ANGLE: https://bugs.chromium.org/p/angleproject/issues/entry
To file a bug in Dawn: https://bugs.chromium.org/p/dawn/issues/entry

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/main/autoroll/README.md

Bug: None
Tbr: enga@google.com
Change-Id: I4edfc70ba52f150cb600a67a4f69718fceea379a
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/73040
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index a5ee5bb..3d8e742 100644
--- a/DEPS
+++ b/DEPS
@@ -116,7 +116,7 @@
   },
 
   'third_party/angle': {
-    'url': '{chromium_git}/angle/angle@9d49d8438f4b4f70ffb6785c6b6d33c1724979fe',
+    'url': '{chromium_git}/angle/angle@8419f4fcd1ec05ffac0ac51a1ac73f343dab00f4',
     'condition': 'dawn_standalone',
   },