Roll ANGLE from 24136212d6bc to 6e6947e68544 (4 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/24136212d6bc..6e6947e68544

2021-11-10 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 7e9b8b317f16 to 82d932bdfc41 (13 revisions)
2021-11-10 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from 76a46804f683 to 6d25c1889eb7 (471 revisions)
2021-11-10 lfy@google.com Vulkan: MAP_INVALIDATE_RANGE_BIT: shadow or exclude
2021-11-10 lfy@google.com Vulkan: Start on a MapBufferRange benchmark

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 sarahmashay@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: sarahmashay@google.com
Change-Id: I7318922d44c7a6756182c426b5ec4b28972f01e8
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/69040
Reviewed-by: 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 ed4e3f9..0116912 100644
--- a/DEPS
+++ b/DEPS
@@ -121,7 +121,7 @@
   },
 
   'third_party/angle': {
-    'url': '{chromium_git}/angle/angle@24136212d6bc975008b7e894b57b44f3010d2412',
+    'url': '{chromium_git}/angle/angle@6e6947e685449b138f53578e000a7e50217cea20',
     'condition': 'dawn_standalone',
   },