HBASE-10447-Memstore flusher scans storefiles also when the scanner heap gets resetKVHeap(Ram)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1564377 13f79535-47bb-0310-9956-ffa450edef68

hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreScanner.java

@@ -233,8 +233,6 @@ public class StoreScanner extends NonReversedNonLazyKeyValueScanner
           earliestPutTs, oldestUnexpiredTS, dropDeletesFromRow, dropDeletesToRow);
     }
 
-    this.store.addChangedReaderObserver(this);
-
     // Filter the list of scanners using Bloom filters, time range, TTL, etc.
     scanners = selectScannersFrom(scanners);