Amend HBASE-17069 RegionServer writes invalid META entries in some circumstances

Fix Hregioninfo being null during merge

Signed-off-by: Andrew Purtell <apurtell@apache.org>

hbase-client/src/main/java/org/apache/hadoop/hbase/MetaTableAccessor.java

@@ -1929,6 +1929,7 @@ public class MetaTableAccessor {
 
     // region replicas are kept in the primary region's row
     Put put = new Put(getMetaKeyForRegion(regionInfo), time);
+    addRegionInfo(put, regionInfo);
     addLocation(put, sn, openSeqNum, time, regionInfo.getReplicaId());
     putToMetaTable(connection, put);
     LOG.info("Updated row " + regionInfo.getRegionNameAsString() +