/src/main/java/org/htmlunit/html/HtmlElement.java
if ( ATTRIBUTE_NOT_DEFINED == value_) {
if ( ATTRIBUTE_NOT_DEFINED == value ) {
fireAttributeChangeImpl(event, htmlPage, mappedElement, oldAttributeValue); return result; } @Override public void removeAttribute(final String attributeName) { final String value = getAttribute(attributeName); <extra_id_0> return; } final HtmlPage htmlPage = getHtmlPageOrNull(); if (htmlPage != null) { htmlPage.removeMappedElement(this); }