Roll DevTools Frontend from 5093ccefbf2c to 28c13893f937 (3 revisions)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/5093ccefbf2c..28c13893f937

2021-01-22 tvanderlippe@chromium.org Disable flaky Debugger Language Plugins test
2021-01-22 andoli@chromium.org [module.json extensions] web_audio
2021-01-22 tvanderlippe@chromium.org Force add the tooltips for the emulation buttons

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:1134103,chromium:1169688
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: Iab1d24cd7c426151d8d31a6fa732023c790fc90a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2643075Reviewed-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@{#846160}

DEPS

@@ -278,7 +278,7 @@ 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': '5093ccefbf2c3280c2d390beb6539f47922d73e9',
+  'devtools_frontend_revision': '28c13893f9378fea6f864da7ec99b7071c198748',
   # 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.