Roll DevTools Frontend from 429410096af9 to cdba9badd3b3 (5 revisions)

https://chromium.googlesource.com/devtools/devtools-frontend.git/+log/429410096af9..cdba9badd3b3

2020-10-20 tvanderlippe@chromium.org Disallow editors of reading legacy file symbols
2020-10-20 andoli@chromium.org [ts] Typecheck snippets/ScriptSnippetFileSystem.js with TypeScript
2020-10-20 kimanh@chromium.org Adding linear memory inspector navigator component
2020-10-20 devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com Update DevTools DEPS.
2020-10-20 tvanderlippe@chromium.org Move startup files to GN

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,chromium:1110202,chromium:1131500
Tbr: devtools-waterfall-sheriff-onduty@grotations.appspotmail.com
Change-Id: I7a2de059204d637939973b394475590406297839
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2487168Reviewed-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@{#818970}

DEPS

@@ -277,7 +277,7 @@ 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': '429410096af9590d9d7ed6891dda7ab157481543',
+  'devtools_frontend_revision': 'cdba9badd3b34e91bc3ddf4744cf26556ff129f4',
   # 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.