Roll ANGLE from f6fb6da87dc4 to 5dff6075d29f (5 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/f6fb6da87dc4..5dff6075d29f

2020-08-20 ynovikov@chromium.org Roll chromium_revision c8c2c646..84714fcf (796654:799900)
2020-08-20 jmadill@chromium.org Re-land "Feedback Loop Redesign 2/3: Track bound FBOs in Texture."
2020-08-20 sugoi@google.com Silence Control Flow Integrity (cfi) errors
2020-08-20 ynovikov@chromium.org Fix manual roll mode of roll_chromium_deps.py
2020-08-20 ynovikov@chromium.org Fix manual, disable automatic rolling of googletest and jsoncpp

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 cnorthrop@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: chromium:1116053
Tbr: cnorthrop@google.com
Change-Id: I47314e48ebbee1ad2ab78ab8349df5b72fc64a90
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2365856Reviewed-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@{#800013}

DEPS

@@ -207,7 +207,7 @@ 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': 'f6fb6da87dc4db174ba8a808010f511a29a4201b',
+  'angle_revision': '5dff6075d29f28947589fede58778fa89a7466f4',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.