public void saveContext(Element toElement) {
    for (WorkingContextProvider provider : WorkingContextProvider.EP_NAME.getExtensionList()) {
      try {
        Element child = new Element(provider.getId());
        provider.saveContext(myProject, child);
        toElement.addContent(child);
      }
      catch (WriteExternalException e) {
        LOG.error(e);
      }
    }
  }
public void saveContext(Element toElement)