Update list Value usage in components/metrics/.
Only Value::List should be used to access and update list Values - other
APIs are all deprecated.
Also update a couple nearby cases of dictionary Value usage.
Bug: 1187001,1338341
Change-Id: I927f3120efd64a4eb68666b6c7b4d7f71a5070e1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3811448
Reviewed-by: Caitlin Fischer <caitlinfischer@google.com>
Commit-Queue: Matt Menke <mmenke@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1033784}
NOKEYCHECK=True
GitOrigin-RevId: de9060c354026ae389909c3ead07af4cd94947e4
3 files changed
