GitLab

Make data table generic so we can reuse it and
then adds a playbacks tab.

BUG=1024353

Change-Id: I19acb277bb874576e39951d8dda567c2c7e29484
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2048288Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Tommy Steimel <steimel@chromium.org>
Commit-Queue: Becca Hughes <beccahughes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#740823}