[sfw] Add Session Framework Metrics

This adds a session_launch_time metric for Session Framework.

Change-Id: I41c2266e601f362ae514f3a13d1e510bbae6c0e2
2 files changed
tree: f6d6b6fc68f4aea399684f3f25e3571798dd55e9
  1. .gitignore
  2. BUILD.gn
  3. OWNERS
  4. check.py
  5. cobalt_internal/
  6. fuchsia/
  7. projects.yaml