Remove redundant else-clause from SegmentTermPositions#readDeltaPosition(). This might be a small performance gain.

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@594411 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -78,9 +78,6 @@ extends SegmentTermDocs implements TermPositions {
       } 
       delta >>>= 1;
       needToLoadPayload = true;
-    } else {
-      payloadLength = 0;
-      needToLoadPayload = false;
     }
     return delta;
   }