Roll DevTools Frontend from 2d4ece529113 to 7843c257dbae (1 revision)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/2d4ece529113..7843c257dbae

2020-12-08 tvanderlippe@chromium.org Upgrade third_party/marked to 1.2.5

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: None
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: I5d9c8cb370d91797d70b3265a11e784701dc0386
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2578777Reviewed-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@{#834632}

DEPS

@@ -274,7 +274,7 @@ 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': '2d4ece5291138b79d8f286c2942c4cc6cab226d3',
+  'devtools_frontend_revision': '7843c257dbae204c916fc48fcce1b2d4d517daf7',
   # 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.