* @see HintCode#IS_NOT_DOUBLE
* @see HintCode#IS_NOT_INT
*/
private boolean checkForIsDoubleHints(IsExpression node) {
TypeName typeName = node.getType();
Type type = typeName.getType();
if (type != null && type.getElement() != null) {
Element element = type.getElement();
String typeNameStr = element.getName();
LibraryElement libraryElement = element.getLibrary();
// if (typeNameStr.equals(INT_TYPE_NAME) && libraryElement != null
// && libraryElement.isDartCore()) {
// if (node.getNotOperator() == null) {