in src/main/java/com/googlesource/gerrit/plugins/serverconfig/ServerConfigServlet.java [155:166]
private void audit(String what, String path, String diff) {
String sessionId = webSession.get().getSessionId();
CurrentUser who = webSession.get().getUser();
long when = TimeUtil.nowMs();
ListMultimap<String, Object> params =
MultimapBuilder.hashKeys().arrayListValues().build();
params.put("plugin", pluginName);
params.put("class", ServerConfigServlet.class);
params.put("diff", diff);
params.put("file", path);
auditService.dispatch(new AuditEvent(sessionId, who, what, when, params, null));
}