@Deprecated
  default void postDelete(ObserverContext<? extends RegionCoprocessorEnvironment> c, Delete delete,
    WALEdit edit, Durability durability) throws IOException {
  }
Called after the client deletes a value.
<p>
Note: Do not retain references to any Cells in 'delete' beyond the life of this invocation. If
need a Cell reference for later use, copy the cell and use that.
@param c          the environment provided by the region server
@param delete     The Delete object
@param edit       The WALEdit object for the wal
@param durability Persistence guarantee for this Delete
@deprecated since 3.0.0 and will be removed in 4.0.0. Use
            {@link #postDelete(ObserverContext, Delete, WALEdit)} instead.
hbase-server/src/main/java/org/apache/hadoop/hbase/coprocessor/RegionObserver.java