Roll DevTools Frontend from ca6b6027b480 to 1e6d9c635828 (3 revisions)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/ca6b6027b480..1e6d9c635828

2020-09-07 andoli@chromium.org [ts] Typecheck css_overview/CSSOverviewModel.js with TypeScript
2020-09-07 changhaohan@chromium.org TypeScriptify ComputedStyleWidget.js
2020-09-07 devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com Update DevTools Chromium DEPS.

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:1011811
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: I76ccc2fae9cf253ec3c2ff02ffe0cc159de37f44
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2395803Reviewed-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@{#804751}

DEPS

@@ -266,7 +266,7 @@ 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': 'ca6b6027b480a99dbe2bfc874565527a73b12af1',
+  'devtools_frontend_revision': '1e6d9c6358287331a6181d4281b62f5fb14d1706',
   # 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.