[system_metrics] Add error log count metric

Bug: 51179
Change-Id: I73f986ce193f2f7a87fc25fe043b0cc8f5641dab
Reviewed-on: https://fuchsia-review.googlesource.com/c/cobalt-registry/+/394457
Commit-Queue: Saman Sami <samans@google.com>
Reviewed-by: Mitch Rudominer <rudominer@google.com>
1 file changed
tree: 6b3eacbd7bbeabc50076eaa634bb64b699f5ed99
  1. cobalt_internal/
  2. fuchsia/
  3. .gitignore
  4. BUILD.gn
  5. check.py
  6. OWNERS
  7. projects.yaml