--- old/modules/javafx.controls/src/main/java/javafx/scene/chart/CategoryAxis.java	2017-03-09 14:44:10.074173422 -0800
+++ new/modules/javafx.controls/src/main/java/javafx/scene/chart/CategoryAxis.java	2017-03-09 14:44:09.966173420 -0800
@@ -199,6 +199,7 @@
      * based on the charts data if autoRanging is true. If the application sets the categories
      * then auto ranging is turned off. If there is an attempt to add duplicate entry into this list,
      * an {@link IllegalArgumentException} is thrown.
+     * @param value the ordered list of categories plotted on this axis
      */
     public final void setCategories(ObservableList<String> value) {
         categories.set(value);