dumpMethodCalls example

$service['arguments_count'] = count($arguments);
    }
    else {
      $service['arguments_count'] = 0;
    }

    if ($definition->getProperties()) {
      $service['properties'] = $this->dumpCollection($definition->getProperties());
    }

    if ($definition->getMethodCalls()) {
      $service['calls'] = $this->dumpMethodCalls($definition->getMethodCalls());
    }

    // By default services are shared, so just provide the flag, when needed.     if ($definition->isShared() === FALSE) {
      $service['shared'] = $definition->isShared();
    }

    if ($definition->getDecoratedService() !== NULL) {
      throw new InvalidArgumentException("The 'decorated' definition is not supported by the Drupal run-time container. The Container Builder should have resolved that during the DecoratorServicePass compiler pass.");
    }