Roll src/third_party/devtools-frontend/src 384e239655c4..0fc949c8b168 (2 commits)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/384e239655c4..0fc949c8b168

git log 384e239655c4..0fc949c8b168 --date=short --first-parent --format='%ad %ae %s'
2020-02-25 wolfi@chromium.org Delete local overrides via context menu button
2020-02-25 szuend@chromium.org Prepare various test utilities for asynchronous source mapping

Created with:
  gclient setdep -r src/third_party/devtools-frontend/src@0fc949c8b168

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/+/master/autoroll/README.md

Bug: chromium:1016501,chromium:1032016
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: Ib25ce193daeedf0a5a100376ef1f2a262fa27450
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2072304Reviewed-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@{#744277}

DEPS

@@ -242,7 +242,7 @@ 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': '384e239655c4a424eae5b6c2627953acefc59acc',
+  'devtools_frontend_revision': '0fc949c8b168dea42d12432f4591ee4c5dabb9a5',
   # 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.