Roll third_party/externals/angle2 e1ccac7ff9f0..74ab0bffb526 (10 commits)

https://chromium.googlesource.com/angle/angle.git/+log/e1ccac7ff9f0..74ab0bffb526

git log e1ccac7ff9f0..74ab0bffb526 --date=short --first-parent --format='%ad %ae %s'
2020-02-12 jmadill@chromium.org Vulkan: Disable command graph by default.
2020-02-12 jmadill@chromium.org Fix vpython caching in trigger.py script.
2020-02-12 jmadill@chromium.org Test Runner: Increase default timeouts.
2020-02-12 lexa.knyazev@gmail.com Move dither from blend state to rasterizer state
2020-02-12 courtneygo@google.com Roll deqp to get some test fixes
2020-02-12 amaiorano@google.com Update comment to reflect changes in ea0dcd4bda188
2020-02-12 lexa.knyazev@gmail.com Fix compressed formats validation with TEXTURE_3D
2020-02-12 angle-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/spirv-tools/src fe10239f92f4..6c218ec60b5f (3 commits)
2020-02-12 angle-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/vulkan-validation-layers/src b60b35843e66..d439b17da022 (38 commits)
2020-02-12 angle-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/SwiftShader b3b2a4fc756f..6cbb02e0dc93 (11 commits)

Created with:
  gclient setdep -r third_party/externals/angle2@74ab0bffb526

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 stani@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: skia/skia.primary:Build-Debian9-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: stani@google.com
Change-Id: I91b377af2a9edf858bc5d8fe70042c25492f83d9
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/270406
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 7e57379..09868c1 100644
--- a/DEPS
+++ b/DEPS
@@ -7,7 +7,7 @@
 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@e1ccac7ff9f088c841a4393b633be402012cfb92",
+  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@74ab0bffb526308f9732c99c7efc59fd718ee89c",
   "third_party/externals/dawn"            : "https://dawn.googlesource.com/dawn.git@604072bc2ed01018eb03bcbbf9d94042f679af63",
   "third_party/externals/dng_sdk"         : "https://android.googlesource.com/platform/external/dng_sdk.git@c8d0c9b1d16bfda56f15165d39e0ffa360a11123",
   "third_party/externals/egl-registry"    : "https://skia.googlesource.com/external/github.com/KhronosGroup/EGL-Registry@a0bca08de07c7d7651047bedc0b653cfaaa4f2ae",