am 5badcaba: Merge "Fix javadoc of camera focus distances API." into kraken

         * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link

         * #startPreview()}. Applications can call {@link #getParameters()}

         * and this method anytime to get the latest focus distances. If the

         * focus mode is FOCUS_MODE_EDOF, the values may be all 0, which means

         * focus distance is not applicable. If the focus mode is

         * FOCUS_MODE_CONTINUOUS and autofocus has started, focus distances may

         * change from time to time.

         * focus mode is FOCUS_MODE_CONTINUOUS and autofocus has started, focus

         * distances may change from time to time.

         *

         * Far focus distance > optimal focus distance > near focus distance. If

         * the far focus distance is infinity, the value will be

         * Far focus distance >= optimal focus distance >= near focus distance.

         * If the focus distance is infinity, the value will be

         * Float.POSITIVE_INFINITY.

         *

         * @param output focus distances in meters. output must be a float

         *        array with three elements. Near focus distance, optimal focus

         *        distance, and far focus distance will be filled in the array.

         * @see #NEAR_FOCUS_DISTANCE_INDEX

         * @see #OPTIMAL_FOCUS_DISTANCE_INDEX

         * @see #FAR_FOCUS_DISTANCE_INDEX

         * @see #FOCUS_DISTANCE_NEAR_INDEX

         * @see #FOCUS_DISTANCE_OPTIMAL_INDEX

         * @see #FOCUS_DISTANCE_FAR_INDEX

         */

        public void getFocusDistances(float[] output) {

            if (output == null || output.length != 3) {