Generate 'true' and 'false' for boolean values, rather than '1' and '0' (bug 329304). r=marria,

      continue;

    }

    // If the type is boolean, we want to use the strings "true" and "false",

    // rather than "1" and "0" which is what nsVariant generates on its own.

    PRUint16 dataType;

    value->GetDataType(&dataType);

    nsAutoString valueString;

    if (dataType == nsIDataType::VTYPE_BOOL) {

      PRBool valueBool;

      rv = value->GetAsBool(&valueBool);

      if (NS_FAILED(rv)) {

        NS_WARNING("Variant has bool type but couldn't get bool value");

        continue;

      }

      valueString = valueBool ? NS_LITERAL_STRING("true")

        : NS_LITERAL_STRING("false");

    } else {

      rv = value->GetAsDOMString(valueString);

      if (NS_FAILED(rv)) {

        NS_WARNING("Failed to convert property value to string");

        continue;

      }

    }

    rv = eventElement->SetAttribute(name, valueString);

    if (NS_FAILED(rv)) {