message: Init usage_and_error_counts on startup
diff: @@ -1412,6 +1412,10 @@ std::shared_ptr<policy_table::Table> CacheManager::GenerateSnapshot() {
  snapshot_->policy_table.module_meta = pt_->policy_table.module_meta;
  snapshot_->policy_table.usage_and_error_counts =
  pt_->policy_table.usage_and_error_counts;
  + snapshot_->policy_table.usage_and_error_counts->app_level =
  + pt_->policy_table.usage_and_error_counts->app_level;
  + snapshot_->policy_table.usage_and_error_counts->mark_initialized();
  + snapshot_->policy_table.usage_and_error_counts->app_level->mark_initialized();
  snapshot_->policy_table.device_data = pt_->policy_table.device_data;
  if (pt_->policy_table.vehicle_data.is_initialized()) {
  