Refactor and add tests for checkstyle comments on changed lines

This is in prevision to reporting checkstyle warnings and errors around
changed lines.

Change-Id: I0c15a4e6e15886967162d19e9619a72c22304078
2 files changed
tree: 307b04cb3f3fea8ac9df366e578ebcbc51a5c3a2
  1. LICENSE
  2. README
  3. checkstyle/
  4. cmd/
  5. creds/
  6. gerrit/
  7. git/
  8. jenkins/
  9. lint/