--- old/src/java.desktop/share/classes/javax/swing/plaf/FileChooserUI.java	2015-04-07 15:49:51.514546013 -0700
+++ new/src/java.desktop/share/classes/javax/swing/plaf/FileChooserUI.java	2015-04-07 15:49:51.358546009 -0700
@@ -38,13 +38,42 @@
 
 public abstract class FileChooserUI extends ComponentUI
 {
+    /**
+     * Returns an accept-all file filter.
+     * @param fc the file chooser
+     * @return an accept-all file filter
+     */
     public abstract FileFilter getAcceptAllFileFilter(JFileChooser fc);
+    /**
+     * Returns a file view.
+     * @param fc the file chooser
+     * @return a file view
+     */
     public abstract FileView getFileView(JFileChooser fc);
 
+    /**
+     * Returns approve button text.
+     * @param fc the file chooser
+     * @return approve button text.
+     */
     public abstract String getApproveButtonText(JFileChooser fc);
+    /**
+     * Returns the dialog title.
+     * @param fc the file chooser
+     * @return the dialog title.
+     */
     public abstract String getDialogTitle(JFileChooser fc);
 
+    /**
+     * Rescan the current directory.
+     * @param fc the file chooser
+     */
     public abstract void rescanCurrentDirectory(JFileChooser fc);
+    /**
+     * Ensure the file in question is visible.
+     * @param fc the file chooser
+     * @param f the file
+     */
     public abstract void ensureFileIsVisible(JFileChooser fc, File f);
 
     /**