Roll DevTools Frontend from 46498235efc5 to 1ad9adae48c8 (1 revision)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/46498235efc5..1ad9adae48c8

2020-11-04 tvanderlippe@chromium.org Typecheck main/MainImpl.js with TypeScript

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:1011811
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: I87be15c0c4d98a0a1597f7b2ead13b81bea2a59b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2518922Reviewed-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@{#824158}

DEPS

@@ -277,7 +277,7 @@ 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': '46498235efc52250f06f121b9952f551e994e0d6',
+  'devtools_frontend_revision': '1ad9adae48c8c94e744d3b258a4f3baaef0af620',
   # 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.