This CL attempts to encapsulate Statistics gathered
to a separate custom web component.

Screenshots: https://imgur.com/a/xlffxDE
Bug: v8:10667

Change-Id: I37816a4fe3d37f2b042d05a7110eda04af303fbb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2287506Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Commit-Queue: Zeynep Cankara <zcankara@google.com>
Cr-Commit-Position: refs/heads/master@{#68794}