AI 148752: Fix description of breakText() param.

     * not null, return in it the actual width measured.

     *

     * @param text  The text to measure

     * @param measureForwards If true, measure forwards, starting at index.

     *                        Otherwise, measure backwards, starting with the

     * @param measureForwards If true, measure forwards, starting with the

     *                        first character in the string. Otherwise,

     *                        measure backwards, starting with the

     *                        last character in the string.

     * @param maxWidth The maximum width to accumulate.

     * @param measuredWidth Optional. If not null, returns the actual width