Privatize IndexDatabase.accept(File, File), formerly package-private

Author: idodeclare

src/org/opensolaris/opengrok/index/IndexDatabase.java

@@ -805,7 +805,7 @@ private boolean accept(File file) {
         return !RuntimeEnvironment.getInstance().isIndexVersionedFilesOnly();
     }
 
-    boolean accept(File parent, File file) {
+    private boolean accept(File parent, File file) {
         try {
             File f1 = parent.getCanonicalFile();
             File f2 = file.getCanonicalFile();