GitLab

Adds pbos@ and tbergquist@ as placeholder owners for TabContextMenu_
entries in tools/metrics/actions/actions.xml.

Bug: None
Change-Id: I0d36329aab5ffe00f0df908b3c8d58e144cc8380
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1898469
Commit-Queue: Peter Boström <pbos@chromium.org>
Reviewed-by: Taylor Bergquist <tbergquist@chromium.org>
Reviewed-by: Alexei Svitkine <asvitkine@chromium.org>
Cr-Commit-Position: refs/heads/master@{#712790}