Provide example actions in AccessibilityEvent.setAction() docs

    /**

     * Sets the performed action that triggered this event.

     * <p>

     * Valid actions are defined in {@link AccessibilityNodeInfo}:

     * <ul>

     * <li>{@link AccessibilityNodeInfo#ACTION_ACCESSIBILITY_FOCUS}

     * <li>{@link AccessibilityNodeInfo#ACTION_CLEAR_ACCESSIBILITY_FOCUS}

     * <li>{@link AccessibilityNodeInfo#ACTION_CLEAR_FOCUS}

     * <li>{@link AccessibilityNodeInfo#ACTION_CLEAR_SELECTION}

     * <li>{@link AccessibilityNodeInfo#ACTION_CLICK}

     * <li>etc.

     * </ul>

     *

     * @param action The action.

     *

     * @throws IllegalStateException If called from an AccessibilityService.

     * @see AccessibilityNodeInfo#performAction(int)

     */

    public void setAction(int action) {

        enforceNotSealed();