[Hook Scripts]
checkstyle_hook = ${REPO_ROOT}/prebuilts/checkstyle/checkstyle.py --sha ${PREUPLOAD_COMMIT}
                  -fw libraries/annotations
                      libraries/aupt-lib
                      libraries/base-app-helpers
                      libraries/launcher-helper
                      libraries/metrics-helper
                      libraries/power-helper
                      libraries/system-helpers
                      libraries/timeresult-helpers