public void setTokenizedContent(List<FieldPart> list) {
        tokenizedContent = new ArrayList<>(list.size());
        for (Iterator<FieldPart> i = list.iterator(); i.hasNext(); ) {
            tokenizedContent.add(i.next());
        }
        // Must null content reference _before_ calling getContent()
        content = null;
    }
Only FieldPart objects must be present in the list.

@param list contains the new content of this HitField in tokenized form.
container-search/src/main/java/com/yahoo/prelude/hitfield/HitField.java