removed @Override on implemented Interface methods

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/realtime_search@1075076 13f79535-47bb-0310-9956-ffa450edef68

lucene/src/java/org/apache/lucene/index/DocumentsWriterPerThreadPool.java

@@ -62,17 +62,14 @@ public abstract class DocumentsWriterPerThreadPool {
     return new Iterator<ThreadState>() {
       int i = 0;
 
-      @Override
       public boolean hasNext() {
         return i < upto;
       }
 
-      @Override
       public ThreadState next() {
         return perThreads[i++];
       }
 
-      @Override
       public void remove() {
         throw new UnsupportedOperationException("remove() not supported.");
       }