src/share/classes/javax/swing/text/html/AccessibleHTML.java

@@ -2738,11 +2738,11 @@
         /**
          * Returns the index of the specified child, or -1 if
          * <code>child</code> isn't a valid child.
          */
         public int indexOf(ElementInfo child) {
-            ArrayList children = this.children;
+            ArrayList<ElementInfo> children = this.children;
 
             if (children != null) {
                 return children.indexOf(child);
             }
             return -1;