Add metrics for hook execution

- Execution latency
- Execution count
- Error count
- Timeout count

Change-Id: I7ed95e08608b436ab533929322f951e85a45b7f9
4 files changed
tree: 98fe83f0c724cb263f4470a3d05db8794399bae4
  1. src/
  2. .gitignore
  3. BUCK
  4. LICENSE