[tools/perf] Support running TBMv3 metrics in Results Processor

This CL implements computing TBMv3 metrics using the Perfetto
trace processor. Metrics to compute should be passed as tags with
key "tbmv3".

Bug: 990304
Change-Id: I514396861f801d2d9889e5866bf95f2cae21be4e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1942651
Commit-Queue: Mikhail Khokhlov <[email protected]>
Reviewed-by: Juan Antonio Navarro PĂ©rez <[email protected]>
Cr-Commit-Position: refs/heads/master@{#720910}
7 files changed