Roll DevTools Frontend from 9eeb00431109 to 316b70a0e9bb (2 revisions)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/9eeb00431109..316b70a0e9bb

2020-12-17 sigurds@chromium.org Update protocol
2020-12-17 wolfi@chromium.org Remove "blackbox" - refactor DebuggerPlugin

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:1152082
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: Ic6b0ee2ef70b6f221f93306c8f8e440735240352
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2595216Reviewed-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@{#838006}

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': '9eeb00431109dd98382aa95f88961edb51ee7300',
+  'devtools_frontend_revision': '316b70a0e9bb117bc8a7ff946468dc1ffe723a69',
   # 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.