Roll DevTools Frontend from 7df55c21d64b to 0b514ec56375 (1 revision)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/7df55c21d64b..0b514ec56375

2020-12-17 brgoddar@microsoft.com Add basic Har importer unit test

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:1159439
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: Ia174393301e59dc147a22c1e3697646474f13196
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2597716Reviewed-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@{#838216}

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': '7df55c21d64b6df52a923c3e6e3b370db6e0a495',
+  'devtools_frontend_revision': '0b514ec56375d520384030cc6360f4b8495f95a2',
   # 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.