Roll ANGLE from c0dda02 to 6eeb3d8 (8 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/c0dda02196e8..6eeb3d8bf667

2020-09-01 geofflang@chromium.org Support DXT textures with non-block sized mip levels.
2020-09-01 geofflang@google.com Implement EXT_shadow_samplers
2020-09-01 jonahr@google.com Check for "Radeon" in renderer string.
2020-09-01 tobine@google.com Rename ANGLE apk package to org.chromium.angle
2020-09-01 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from 1ca2f943e522 to 863342438ec1 (403 revisions)
2020-09-01 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SPIRV-Tools from f428aa39ca2b to 8a0ebd40f86d (1 revision)
2020-09-01 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-ValidationLayers from 0e98e894a84c to f1315472247d (2 revisions)
2020-09-01 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-Tools from 1b0bbd1550ed to 25d277579d1e (1 revision)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/angle-skia-autoroll
Please CC michaelludwig@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: skia/skia.primary:Build-Debian10-Clang-x86_64-Release-ANGLE;skia/skia.primary:Test-Win10-Clang-AlphaR2-GPU-RadeonR9M470X-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-Golo-GPU-QuadroP400-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUC5i7RYH-GPU-IntelIris6100-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUC6i5SYK-GPU-IntelIris540-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUC8i5BEK-GPU-IntelIris655-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUCD34010WYKH-GPU-IntelHD4400-x86_64-Debug-All-ANGLE
Bug: None
Tbr: michaelludwig@google.com
Change-Id: Ia5aaafbaa9b286933fb60164a92d23d3d2be1342
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/314584
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>

Author: skia-autoroll

DEPS

@@ -7,7 +7,7 @@ vars = {
 deps = {
   "buildtools"                            : "https://chromium.googlesource.com/chromium/buildtools.git@505de88083136eefd056e5ee4ca0f01fe9b33de8",
   "common"                                : "https://skia.googlesource.com/common.git@9737551d7a52c3db3262db5856e6bcd62c462b92",
-  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@c0dda02196e838fcfbd265c7063014d86d1c2564",
+  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@6eeb3d8bf667e0f069f40580b2561372fdaca8c0",
   # Dawn requires jinja2 and markupsafe for the code generator, and glslang and shaderc for SPIRV compilation.
   # When the Dawn revision is updated these should be updated from the Dawn DEPS as well.
   "third_party/externals/dawn"            : "https://dawn.googlesource.com/dawn.git@8800135793812c7d85c94439f6dcf259c0ce6dce",