diff --git src/java/org/apache/lucene/index/IndexReader.java src/java/org/apache/lucene/index/IndexReader.java
index ab9da42..7f3ae55 100644
--- src/java/org/apache/lucene/index/IndexReader.java
+++ src/java/org/apache/lucene/index/IndexReader.java
@@ -1015,8 +1015,7 @@ public abstract class IndexReader implements Cloneable,Closeable {
     hasChanges = false;
   }
 
-  /** Implements commit.  NOTE: subclasses should override
-   *  this.  In 3.0 this will become an abstract method. */
+  /** Implements commit.  */
   protected abstract void doCommit(Map<String, String> commitUserData) throws IOException;
 
   /**