Roll DevTools Frontend from d9705a3ee367 to f2d177ab9e84 (4 revisions)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/d9705a3ee367..f2d177ab9e84

2020-07-30 janscheffler@chromium.org Migrate `front_end/event_listeners` to `devtools_entrypoint`
2020-07-30 janscheffler@chromium.org Disable flaky e2e test
2020-07-30 janscheffler@chromium.org Disable flaky e2e test
2020-07-30 szuend@chromium.org [cleanup] Re-write 'FrameManager' unit tests using some helper functions

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/devtools-frontend-chromium
Please CC devtools-waterfall-sheriff-onduty@grotations.appspotmail.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

Bug: chromium:1101738,chromium:1111255,chromium:1111256
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: I5153c4e0dcca9bb00b03dbd477898a43104c6ae7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2328756Reviewed-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@{#793142}

DEPS

@@ -266,7 +266,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling devtools-frontend
   # and whatever else without interference from each other.
-  'devtools_frontend_revision': 'd9705a3ee367c0955ea70b7c9432b7c766068d91',
+  'devtools_frontend_revision': 'f2d177ab9e848b3930c86dd16c01654699fb9f6f',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libprotobuf-mutator
   # and whatever else without interference from each other.