@Deprecated
    public T getDisplayedItem(int indexOnPage) {
        return getVisibleItem(indexOnPage);
    }
Get the row value at the specified visible index. Index 0 corresponds to
the first item on the page.

@param indexOnPage the index on the page
@return the row value
@deprecated use {@link #getVisibleItem(int)} instead
stroom-core-client-widget/src/main/java/com/google/gwt/user/cellview/client/AbstractHasData.java