public void removeItem(String item) {
        PrimeSelenium.executeScript(getWidgetByIdScript() + ".removeItem('" + item + "');");
    }
Removes an item from the input field. Especially useful in 'multiple' mode.

@param item the item to remove from the tokens
primefaces-selenium/primefaces-selenium-components/src/main/java/org/primefaces/selenium/component/AutoComplete.java