code: public int getPropertyStatus(ElementDescriptor<?> descriptor)
  	{
  		PropStat propStat = mPropStatByProperty.get(descriptor);
  		if (propStat == null)
  		{
  			return STATUS_NONE;
  		}
  
  		return propStat.getStatusCode();
  	}
docs: Return the status of a specific property.
  
  @param descriptor
  The {@link XmlElementDescriptor} of the property.
  @return The status of the property or {@link #STATUS_NONE} if the property was not found.