--- a/jdk/src/share/classes/javax/swing/plaf/metal/MetalCheckBoxUI.java	Fri Jun 27 10:26:39 2014 -0700
+++ b/jdk/src/share/classes/javax/swing/plaf/metal/MetalCheckBoxUI.java	Mon Jun 30 16:32:36 2014 +0400
@@ -67,6 +67,13 @@
     // ********************************
     //         Create PlAF
     // ********************************
+
+    /**
+     * Returns an instance of {@code MetalCheckBoxUI}.
+     *
+     * @param b a component
+     * @return a new instance of {@code MetalCheckBoxUI}
+     */
     public static ComponentUI createUI(JComponent b) {
         AppContext appContext = AppContext.getAppContext();
         MetalCheckBoxUI checkboxUI =